Friday, December 27, 2019

Mathematicians of the Great Awakening - 664 Words

The 1700’s was home to one of the most crucial time periods in American history, The Great Awakening. This was also a very important time of development for mathematics. One of the mathematicians who had the greatest influence during this time was Gabriel Cramer, best known for his treatise on algebraic curves, published in 1750. Some of the others include Count Fagnano and .Antoine Parent. Ultimately, all three of these mathematicians somewhat revolutionized math during this time period. Gabriel Cramer was a Swiss mathematician born in Geneva in 1704. His father was Jean Isaac Cramer, who was a medical doctor in Geneva. While his mother was Anne Mallet. Jean and Anne had three sons who all went on to academic success. Besides Gabriel, their other two sons were Jean-Antoine who followed his fathers profession and Jean who became a professor of law. Gabriel moved rapidly through his education in Geneva, and in 1722, while he was still only eighteen years old he was awarded a do ctorate for having submitted a thesis on the theory of sound. Two years later, he was competing for the chair of philosophy at the Acadà ©mie de Clavin in Geneva. He published his best-known work in his forties. This was his treatise on algebraic curves (1750). It contains the earliest demonstration that a curve of the nth degree is in general determined if 1/2n (n+3) points on it are given. Some of his other achievements include editing the works of the two elder Bernoullis and writing on theShow MoreRelatedBlack People And The American Revolution1404 Words   |  6 Pagesthat they can retrace their way back to the Great Passage, and ultimately back home. Others decided to directly express their anger and frustrations of their new reality through violence. Most waited for an opportune time to harm. They harmed others by using many of the tools that were available to them such as axes and burning stations. They even attempted to organize rebellions (Berline, 77). This account di ffers from the time on the ship. During the Great Passage the slaves internalized their frustrationsRead MoreA Beautiful Mind Is The Film That Changed My Life905 Words   |  4 PagesA Beautiful Mind was the film that changed my life. It is biographical drama film based on the life of John Nash (Mathematician), a Nobel Laureate in Economics. A Beautiful Mind was directed by Ron Howard, starting Russell Crowe as John Nash and Jennifer Connelly as his wife (Alicia Nash). The film starts off with John Nash (Crowe) at Princeton University, who was there for scholarship of mathematics alongside with other well respected classmates. John Nash (Crowe) was pressured to get publishRead MoreWhat Were the Causes and Consequences of the Scientific Revolution and How Did It Change the World from 1500 - 1800?1611 Words   |  7 Pagespurely because he could think logically and with reason, meant that he existed. This inspired other great minds of the age to think. In doing so people saw a g reater understanding for the world around them, the environment. This led to the major stepping-stone in the evolution of the Scientific Revolution and, subsequently, the Enlightenment; the Renaissance. The Renaissance was a period of awakening. The idea of beauty in art and the seeds of curiosity that were planted set the scene for the RevolutionRead MoreWhat Does The Renaissance Means and Where It Started1514 Words   |  7 PagesWhat Renaissance means and where it started The word â€Å"renaissance† means re-birth and also re-awakening. It also meant the activity, motion and even time of the big and great revival of not only art, but literature, learning, culture and science. Renaissance as a word symbolizes the revival of many aspects of life and also the transition from the medieval times to the modern times. Renaissance started in the 14th century in the republic of Florence (â€Å"Firenze† in Italian) in the north of Italy. Read MoreEssay on Albert Einstein: Creator and Rebel2900 Words   |  12 Pagesutmost importance. Following mention of those, it is then possible to look at his or her life, family, and religion as well. However, for Albert Einstein, these elements must all be looked at collectively. Einstein will no doubt go down in history as a great theoretical physicist. His work is compared in importance to that of scientists such as Galileo Galilei, Nicolas Copernicus, Johannes Kepler, and Isaac Newton. Some would even say that his contributions to science were greater. However, it is impossibleRead MorePsychedelic Drugs and Their Influence on Creativity and Spirituality2735 Words   |  11 Pagesinduce â€Å"deeply meaningful religious revelations and spiritual awakenings† (Moro et al. 190). Psychedelic drug use in hopes of spiritual revelations is not new, a nd has actually been going on for hundreds of years. The Native American Church has been known to traditionally use psychedelic drugs for spiritual experiences (Moro et al. 190). Some Mexican tribes are also known to ingest psilocybin mushrooms in order to induce religious awakenings (Moro et al. 190). To further prove his argument, LeventeRead More The Liberal Arts and the End of Education Essay3055 Words   |  13 Pagesthroughout the classical period, the Middle Ages and the Renaissance. Its early articulations in Plato, Boethius, Nicomachus, Martianus Capella, Ptolemy and St. Bonaventura and others give way to the advance of modernity.. Jonathan Swift recorded the first great battle of the new versus the old learning. Matthew Arnold and T. H. Huxley engaged in a debate about the respective roles of literature and the sciences at the end of the nineteenth century. that now seems a rearguard action. When Arnold defendedRead MoreJean Piaget Cognitive Development10144 Words    |  41 Pagesis schemata.) Earliest schemes in the sensorimotor period are simply action patterns based on little more than reflexes, whereas later schemes are less action based and more cognitive. In Piaget’s view, children are like intuitive logicians or mathematicians. A child forms schemes or mental categories which may be likened to a mathematician’s concept of a â€Å"set†. For example, a child develops an â€Å"animal† scheme and also forms intuitive rules about what belong in this particular category or set. AtRead MoreHistory of Social Work18530 Words   |  75 Pages..43 2 S.Rengasamy-History of Social Welfare / Social Work History of Social Welfare/ Social Work The need to understand history of social work The need to understand history of social work The diversity of social work represents a great challenge for social work research, education and practice in the rapidly internationalizing and globalizing world. This challenge can be met successfully only with a deep philosophical and historical understanding of the characteristics of a particularRead MoreLibrary Management204752 Words   |  820 PagesManagement is one of the most essential skills in ensuring the effective functioning of any type of organization. This chapter will provide an overview of management, managers, and managerial functions focusing specifically on library management. Many great libraries flourished in ancient times, and these institutions continue their importance in the modern information age. 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Thursday, December 19, 2019

Systems Thinking And The Health Care System - 832 Words

Systems thinking was developed during this SMAC by learning to identify the connections of Information tecnology and the health care system. This SMAC involved the understand of the health care system and the service they provide and how they operates. As a result, while systems thinking allows new and useful methods to improve patient safety, it comes with it its own intangible challenges that, if not documented and addressed, will both slow improvement and present new harm. This SMAC allowed us to see the challenges that healthcare system faces and how they analyzed and apply systems thinking in assessing them. Understanding the challenges by completion of a SWOT analysis. Which required the development of an action plan of improvement for patient safety by implementing and maintaining new processes and practices such has how can the functions of each component be optimized so that the results of the system are maximized? How can we identify and monitor for unintended conseq uences? How can we intervene to prevent harm from unintended consequences. It required the development of an action plan of improvement for the future. We have improved our ability to understand how health care system achieve the organizational goal of safe and excellent patient care by developing my ability at systems thinking. The contributions to this SMAC display both the complexity of a systems method to patient safety, and the promise of new ways in thinking about the systems withinShow MoreRelatedQuality And Safety Education For Nurses1347 Words   |  6 PagesSafety Education for Nurses (QSEN): The Key is Systems Thinking Article Critique Milagros Cruz Goodwin College RN – BSN Program NUR 460: Seminar in Professional Nursing Leadership Summer 2015 Introduction Quality and Safety Education for Nurses (QSEN) was developed with the purpose of providing professional nurses with the knowledge, skills and attitudes (KSA) necessary to continuously improve the quality and safety of the health care systems within which they work (QSEN, 2014). HoweverRead MoreMidterm Patient Quality And Safety Paper1603 Words   |  7 Pagesand Safety Paper Over time the health care industry has become more complex. Health care is rapidly evolving and continuing to complicate our delivery of care, which in turn has the same effect on quality of care. This steady evolution and change results in nursing shortages and an increase in the prevalence of errors being made. In hopes of preventing these errors and creating safe and high quality patient care, with the focus on new and improved ways of thinking, The Quality and Safety EducationRead MoreImpact of the Iom Report1178 Words   |  5 PagesIOM Report: Nursing Education, Primary Care, Nurse Leaders No matter which perspective the view is from, most everyone would agree that millions of nurses worldwide are involved in a profession that is constantly changing and changing at a very quick pace (Robert Wood Johnson Foundation, 2011). 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Example of that can be the change related to technology system. â€Å"Technology has brought about changes in the delivery of healthcare,Read MoreMedicine and Health Care Essay1114 Words   |  5 PagesNFT2 Lori Rayl Western Governors University Relationship between system theory and healthcare delivery in U.S. Systems theory can be seen as a model for improving quality in the United States (US) healthcare system. Systems theory is based upon systems thinking that relies on the whole system and relationships rather than isolated parts. If the US healthcare system were to adopt a systems theory this could improve healthcare quality and reduce errors. Despite focus on increasing patientRead MoreMoving Towards Baccalaureate Prepared Nurses1060 Words   |  5 PagesHowever, the U.S. is unable to finance a health system that requires expanded delivery of outpatient and primary care throughout the nation. Furthermore, citizens need a greater number of clinical specialists to treat an array of acute and chronic illnesses. The populations require a wider use of nurse practitioners and other advanced generalists to provide more available and cost-effective care, especially in under-served areas. Even so, producing more direct-care professionals will be insufficient

Wednesday, December 11, 2019

Do Not Weep, Maiden, for War Is Kind free essay sample

The shots he describes are the medium shot (waist up, gestures), close-ups (chest up, facial expressions), and long shots (figures against landscapes from a distance) (Semansky 258). Semansky believes that Crane alluded to Mars, the Roman God of War. â€Å"Great is the battle-god, great, and his kingdom -â€Å" is the part of the poem containing the allusion (Crane). Semansky believes the allusion lends the poem an epic feel and that the poem foreshadows some of the great antiwar poems of the first world war (Semansky 258). He also says that Crane’s poem is about a correspondent whose job is to report. The correspondent uses bitter irony to comment on the ways in which the governments perpetuate lies about the nature and purposes of war (Semansky 258). â€Å"These men were born to drill and die/point for them the virtue of slaughter/Make plain to them the excellence of killing. † (Crane). These three lines from Crane’s poem clarify Semansky’s statement that the government perpetuates lies with the words â€Å"they were born to drill and die, virtue of slaughter, and excellence of killing†. We will write a custom essay sample on Do Not Weep, Maiden, for War Is Kind or any similar topic specifically for you Do Not WasteYour Time HIRE WRITER Only 13.90 / page Because your father tumbled in the yellow trenches/raged at his breast, gulped and died† (Crane). These lines clarify Semansky’s statement that Crane provides a clear picture of the physical and psychological suffering soldiers endure (Semansky 259). The final stanza of this poem is â€Å"Mother whose head hung low as a button/on the bright splendid shroud of your son,/do not weep/war is kind† (Crane). This is possibly the most heart-wrenching and depressing stanza. It underscores the hopelessness of victims, both living and dead (Semansky 259). A mother who has just lost her son is going to be devastated and she is going to be bitter, therefore, she is going to join the speaker in the bitterness he feels. â€Å"War is Kind† is an untrue statement because it most definitely not kind (Semansky 258). The irony in this statement plays a large role in understanding this poem because it is repeated in almost every stanza. Semanksy’s criticism of the poem is very informative and is very useful when analyzing this poem. Crane’s poem is a good poem, especially when you read Semansky’s criticism with it. Semansky’s criticism is a great article that analyzes the most important events in Crane’s poem. He also is encouraging people to join him in the bitterness that he feels. I believe that he succeeds. Works Cited Crane, Stephen. â€Å"Do Not Weep, Maiden, for War is Kind. † in Literature: An Introduction to Reading and Writing. Eds. Edgar V. Roberts and Henry E. Jacobs. Upper Saddke River: Prentice-Hall, 1995. 928. Semansky, Chris. Essay on â€Å"War is Kind. † (Poetry for Students. ) Eds. Mary Ruby and Ira Mark Milne. Vol. 9. Farmington Hills: Gale, 2000. 257-259.

Tuesday, December 3, 2019

Leukemia Case Study Essay Example

Leukemia Case Study Essay Leukemia are cancers of the blood- forming tissues. White blood cells may be produced in excessive amounts and are unable to work properly which weakens the immune system. The patient is a 68 year old male admitted on 02/07/201 S with chief complaint of weakness and shortness of breath. Patient was admitted to the medical- surgical unit with pneumonia. Description of Condition First of all, What is Leukemia? In healthy person, white blood cells are produced in the bone marrow and then it transfer to the blood in a continuous basis. Bone marrow is the spoon). Tissue inside the bone where blood cells are made. They are produced by stem cells in the long bones. According to Assignations and Workman (201 3), Leukemia accounts for 2% of all new cases of cancers and 4 % of all deaths from cancer (as cited in American Cancer Society, 2011). In a person with ML the same process occurs, except the white blood cells production proceeds to an excessive uncontrollable rate of immature white bloo d cells. In acute leukemia, the leukemia or blast cells function abnormally and accumulate in the peripheral blood, the bone marrow, and central nervous system. At an uncontrollable rate leukemia cells dont stop diving when should. Most patients with acute leukemia will only live few months if left untreated. Body then is deprived of essential components for its immune system. Leukocytes(white blood cells) protect our bodies from infections and cancer development. Furthermore, it presents with pare skin, patchier, bleeding from minor cuts, lack of energy , and mild fever and aches in the joints or bones(Leukemia and Lymphoma Society, 2011). There are may types of leukemia, but the four most common forms are derived from only two types of cells, lymphocytes, and employees. We will write a custom essay sample on Leukemia Case Study specifically for you for only $16.38 $13.9/page Order now We will write a custom essay sample on Leukemia Case Study specifically for you FOR ONLY $16.38 $13.9/page Hire Writer We will write a custom essay sample on Leukemia Case Study specifically for you FOR ONLY $16.38 $13.9/page Hire Writer There are subtypes of these diseases, which are classified depending on pacific cell type involved or degree of maturity. The estimates for leukemia in the United States for 2014 are about 1 8,860 new cases of Acute Myeloid Leukemia. Most will be in adults. (American Cancer Society, 2014). Etiology and Risk factors The exact cause of leukemia is unknown. There are many different origins and risk factors for the four main kinds of leukemia and while some may be directly linked, there are others that show small linkage to anything at all. Environmental and genetic factor are involved in the development of leukemia. Risk factors to the development of leukemia include environmental actors, immunologic factors, genetic factors, reduced production of blood cells in the bone marrow, exposure to chemical and drugs, viral infections, and ionizing radiation. ML has no main risk factors, but does have a few potential risk factors like excessive exposure to benzene, a chemical found in cigarette smoke and work places (Leukemia and Lymphoma Society, 2011). Smoking is a risk factor for many diseases such as lung cancer, heart disease, kidney disease among others but what most people fail to realize, It is a risk factor for leukemia. Leukemia can be acute, with sudden onset and short oration, or chronic, with slow onset and persistent symptoms for years. According to Assignations and Workman (201 3), With Leukemia, cancer most Often Occurs in the Stem cells or early precursor leukocyte cells, causing excessive growth or a specific type of immature leukocyte (p. 880). Also, the cells accumulate in the blood and in certain organs, forcing out healthy cells and interfering with the function offbeat organ. ML is caused by abnormalities of our DNA that controls the development in your bone marrow. These abnormal cells build up and replace healthy cells. Sign and Symptoms The patient with acute leukemia has abnormal labs like decrease hemoglobin and homoerotic levels, low platelet count and abnormal white blood cells counts. There are some changes associated with acute leukemia due to these abnormal labs. The blood circulate through the body thus affecting all organ systems. There are may symptoms of ML, in the early stages, the symptoms of ML may resemble the flu. Symptoms of leukemia are linked with the blood function because the initial pathogenesis of the disease in on the bone marrow . The following are the common manifestations of leukemia : anemia , bleeding or bruising bone and joint ins , recurrent infections due to an increase in immature white blood cells, swollen lymph nodes abdominal distress , and breathing difficulty. Anemia due to a low ROB count. Because red blood cells carry oxygen throughout the body . The anemia occurs due to the incapacity of the bone marrow to produce red blood cells in association with the overcrowding Of the bone marrow with the proliferating cancerous cells . Manifestations of this symptom include the tiredness of the patient, faster breathing , and paleness, fatigue and short of breath. Patient is unable to do simple this like bathing because there is no energy. Also, skin becomes pale and cool to touch as a result of reduced tissue perfusion. Leukemia which is a low WEB count or decrease in production of mature, healthy, functional white blood cells. Leukocytes, which in turn weaken the body immune response; thus, the patient is vulnerable and prone to recurrent infections. Recurrent infections that can be viral or bacterial and occurs over the past weeks are brought about by the disrupted capacity of the immune system to mount an immune response due to the presence of immature white blood cells . Thermodynamic a low blood platelet count. The platelets are the load cells responsible for blood clotting. A shortage of blood platelets may lead to easy bruising or bleeding. The multitudes of cells present in the bone marrow results to pain in joint and bone . Abdominal distress is an outcome of the pooling of leukemia cells in the liver spleen , and kidney which causes the swelling of these organs. Because of enlarged liver or spleen or surrounding organs due to the build up Of abnormal cells spleen and liver may cause feeling of fullness (loss of appetite). This leads to weight loss, anorexia, nausea. Blood clotting times and factors are abnormal. Clotting time is prolonged as well. Patient History and Medication Reconciliation Patient is a 68 year old male. He was admitted on 02/07/2015 with chief complaint of weakness and shortness of breath. Patient has a past history of coronary artery disease status post MI, trial fibrillation status post pacemaker, leukemia, in remission, Hyperglycemia, Hypertension, anomic brain injuries after cardiac arrest, who has been complaining of weakness over the last 2 weeks. The patients family were concerned for pneumonia and they call EMUS. He was found to have pneumonia by chest x-ray in the Emergency Room. Patient diagnostic test in the ERE include White blood cell 3. , Hemoglobin 11 . 1, platelets 90, sodium 129, potassium 4, chloride 92, vicars 27, BUN 19, creating 0. 2, glucose 137, EKE is sinus rhythm at 72 beats per minute, wide SIRS, nonspecific inter ventricular block, SST-T abnormality, dioxin 0. 7, trooping less than 0. 01, BAN 5081. The patient past us racial history include CAB, material valve replacement with mechanical valve, Hernia repair, pacemaker in place. Patient is allergic to codeine. Patient had itch skin as stated by wife. Patient has a history of smoking long time ago. Smoked 1 pack daily for 20 years. The patient uses alcohol rarely. Patient lives at home with his wife. Patient home medication include Emendation 200 MGM once daily, transportation 20 MGM once daily, dioxin O. 25 MGM once daily, hydrazine 25 MGM ;ice dally, shorebird 20 MGM twice daily, lowercase 1 MGM Q. H. S PR. , meteorology MGM once daily, proton 40 MGM once daily, superannuation 25 MGM once daily, soma 0. 4 MGM once daily, Commanding 1 MGM once daily. Patient was admitted to the medical-surgical floor with pneumonia patient will be put on elevating and given ethylene as needed for fever. Patient is positive for dizziness, positive for shot-term memory loss, positive for dry cough, positive for shortness of breath. No chest pain, no nausea or vomiting. No abdominal pain, no diarrhea, no constipation Positive for fever. Nursing Assessment, Medications, and Labs Patient noted to be sleeping on arrival. Patient breathing normally with occasional cough. Patient recent Vitals (0)38. 2-76-18 on 2. 5 L 1 19/54. Patient had no pain at this time. Patient is on fall precautions. Patient noted to be confused and respond to voice only. Patient physical exam reveals him to be alert and oriented to person, place, and time. He communicates, though not readily. His speech and vision are intact but only to voice. Patient spends to voice commands only, and when looking at him in the eye. He has an equal grip bilaterally and can move all extremities, though he is slightly weak and needs assistance with nursing activities such as with reposition. Patient is on telemetry monitor. His apical pulse 78. Capillary refill is less than 2 s. No Jugular vein distention noted. His peripheral pulses are weak and equal. No B/L peripheral edema noted. Patient had flowstone in place. No shortness of breath noted. No nasal flaring. Chest expansion symmetrical. His left lung is clear on auscultation, but right upper lobe of the Eng rancho was heard on auscultation, his respiratory rate is 18, and his oxygen saturation is 98% on 2. L of oxygen via nasal canal. Patient is able to turn, cough and deep breath. Patients wife assisted him with the use of incentive speedometer at 1200. Patient noted to have a pacemaker on right chest wall. Also, on the left chest patient has an infusorians that hasnt been access. In the middle of the chest patient has an old scar form CAB. He has positive bo wel sounds in all quadrants on auscultation , and his abdomen is soft, round, and non tender. He had a small loose brownish bowel moment this morning. Patient is passing flatus. He is on a regular diet, but his appetite has been poor for the past few weeks his wife stated. Wife stated that patient did not have anything to eat for breakfast except for a few sips of juice. For lunch, wife fed patient about 25% and 120 ml of milk. Patient takes pills whole. Patient has his own teeth, and does not wear glasses. No bladder distention noted. No burning on urination. Client is incontinent of urine. This morning nursing student put a new condom catheter. Client is voiding appropriately and his urine is clear and yellow. No foul odor or cloudy. He appears pale and is unkempt. His skin is warm, dry, and intact. NO ash noted. Oral cavity dry. He appears somber and is slow to comply with nursing instructions. Patient has a saline lock on left arm on the thumb side. No pain, rather, edema noted. At 1 100, 0. 9% INS IV fluids 50 ran_/hrs. Patient is on bed rest. He is out of bed with assistance of 2. And transfer with assistance of 2. He needs assistance to set up meal tray. Patient was wash this morning, though he was tired. He was turn at 1200, 1400. Patient ID band was in place. Call bell in reach. Patient demonstrated ability to push button on call bell. Partial side rails up, fall risk identified, fall alert sigh in place. Patient is a DON/DIN. When talking with wife, she stated that she is the primary caregiver at home. Her husband sleep in a regular bed. Case manager was in this morning discussing with the wife of the patient about possible discharge to a nursing home. Patient current medication list include for angina therapy, Shorebird Monetarist to be given 20 MGM orally 2 times per day, Mentality agents; Lowercase 1 MGM orally every day at bed time, Antichrists; moderation administer consistently in regards to food/meals 200 MGM orally everyday. Anticoagulants; warring 2 MGM orally every day, patient currently not on medication. Interdisciplinary; transition 20 MGM orally every day. Interventions therapy engage; hydrazine 25 MGM orally 2 times per day. Beta adrenaline blocker; meteorology ERE 150 MGM orally every day. Cardiac Interlopes; Dioxin 127 meg orally every day. Diuretics; superannuation 17. 5 orally every day. Peptic ulcer therapy; proton 40 MGM orally every morning. Prismatic Hypertrophy agent; Tomlinson ERE 0. 4 MGM orally everyday. Patient is on Sodium Chloride 0. 9 IV 50 ml/hrs continuous. Levitation in DEW MGM IV every 24 hrs. Opprobrium-alabaster 0. OMG-3 MGM inhalation every 6 hrs. Bonaparte 200 MGM orally three times a day as needed for cough. Suffering 600 MGM oral every 12 hours to reduce viscosity of secretions. Chlorinating 25 MGM orally. Patient lab include: on 02/07/15 CB with Dif include Interruption 14. 6, Lymphocyte 21. 0, Monocots 64. 1, Censorship 0. 2. On 02/10/15, WEB count 1. 9, Hemoglobin 9. 6, Homoerotic 28. 9, Platelets 62, BUN 34, creature 0. 70, sodium 133, potassium 4. 3, Albumin 2. 8, promote 35. 5. On 02/12/15, WEB count was 0. 8, ROB count 2. 75, Hemoglobin 9. 0, Homoerotic 26. 8, Platelets 42, Interruption 4. 9, Lymphocytes 85. , Monocots 9. 7, Promote 35. 5, INNER 3. 23. On 2/9/15 patient had an cardiograms which show iterate left ventricular dilation, Hyperkinetic inferior wall. Severely reduced FEE estimated at 20-30%. Normally function mechanical valve. Diagnostic procedure and Treatment Diagnosing acute myeloid leukemia (ML) and ML subtype usually involves a series of tests including complete blood count and bone marrow aspiration and biopsy (Leukemia and Lymphoma Society, 201 1). The gold standard for diagnosing leukemia is an examination of cells obtained from bone marrow aspiration and biopsy. The bone marrow full immature cells. This cells have tags( antigen) on the surface of cell. The specific antigens can alp diagnose the type of leukemia. Due to accelerated research and advances in oncology medicine in recent years, there are several forms of treatment available for the patient with leukemia. The main types of treatment selected for most patients with leukemia today are chemotherapy, radiation, and stem cell transplantation also know as homeopathic stem cell transplantation(HOST) (Assignations Workman, 201 3, p. 883-889). The type of treatment selected by the patient and doctor is based on many factors including the type of leukemia, the age of the patient, and other health issues or problems the patient may have. There are a few efferent treatments recommended for ML depending on the severity and the individual patient. A combination of chemotherapy drugs is the most popular initial treatment. Antibiotics may also be recommended to prevent infection which is very common in this disease. Drug therapy for patient with ML is divided in three distinctive phases: Induction, consolidation, and maintenance (Assignations Workman, 2013, p. 83) Chemotherapy is the use of anticancer drugs design to slow or stop the growth of rapidly diving immature cells in the body. While chemotherapy targets cancer cells, it can also damage health cells and cause unpleasant side effects. ML treatment is generally done in two phases: induction therapy, consolidation therapy; thus,Len induction chemotherapy a combination of dr ug is used to destroy as many leukemia cells as possible and bring blood counts to normal (Leukemia and Lymphoma Society, 201 1). At this phase of treatment patient emotional, physical, social state are vulnerable. The anticancer drugs take a toll on the body, making the patient more at risk for infection. Nausea, vomiting, diarrhea, loss of hair, mouth sores, are among the many undesirable side effects patient experience while going through this phase. Prolonged hospitalizing are common while the patient is entropic (Assignations Workman, 2013, p. 884). Then, consolidation chemotherapy is used to destroy any remaining leukemia cells that cannot be seen in the blood or bone marrow. It consist of another course of either the same drugs use for induction at a different dosage or a different combination of chemotherapy drugs; HOST also may be considered, depending on the disease subtype and the patients response to induction therapy (Assignations Workman, 2013, p. 884). Not only do the body immune system is weak by the mass production f immature WEB, but chemotherapy severely suppresses the bone marrow leaving patient at an increase risk for infection. Nursing care for this patient is vital. Nurses caring for the patient with leukemia face many challenges. It is crucial that should not only understand the disease process, but treatment course as well. This enables them to educate their patient, administer treatment safely, and manage for possible side effects; but also to provide support to the patient and family. HOST is the standard treatment for the patient with leukemia who has a closely matched donor and who is in temporary remission after induction These treatments are lethal to the bone marrow, and without replacement of the stem cells by transplantation, the patient would die of infection or hemorrhage (Assignations Workman, 201 3, p. 85). Stem cells are classified by the source. HOST started with the use of allegoric is transplantation of bone mallow form a sibling or matched unrelated donor and has advanced to the use of human leukocyte antigen(HAL) There is tautologys, in which patient receives their own step cell which are collected before high-doses therapy Lastly, genetics are those that come form identical sibling (Assi gnations Workman, 201 3, p. 85). After, the frozen stem cells are thaw and given as blood transfusions by a central venous catheter or a venous access device. In order for the body to successfully take the transplanted cells a process called engagement is key to the whole transplantation process (Assignations Workman, 2013, p. 887). The period after transplantation is difficult for both the patient and family due to the patient weaken immunity. During and aftermath prevention of complications Life-threatening complications in particular can require complex physical treatment but, more significantly, may arouse complex emotional, psychological and spiritual issues for both patient and nurse. The care focuses on the patient taking chemotherapy and HOST. The most difficult task for the nursing during this processes is maintain hope through this long recovery period. Infections are a major complication in patients with acute myeloid leukemia (ML) undergoing intensive chemotherapy, these complications are still associated with severe morbidity and mortality. Meghan, T et al. (2012) emphasized, Preventing infection is a paramount goal for nurses caring for patients with leukemia. Interruption among hospitalized patients with acute leukemia puts them at a high risk of infection (p. 80). Hand hygiene is to be one of the most effective ways to prevent the transmission of infection. It is important to teach the patient about hand washing to prevent infections while this vulnerable state. Patient should be place in single rooms to prevent cross contamination. The most common infections are fungal, bacteria, and dome residual viral breakthrough (Assignations Workman, 201 3, p. 419). It is important to keep equipment used by the patient in the room, this will ensure there is no contamination. Assisted personal should be taught about washing hands often in between patients and use hand sanitized when you cant use soap and water. Avoid people with colds or the flu, thus, visiting patient should wear a mask at all times. These steps can help reduce the chances of coming into contact with someone who is sick. Patients are wipe out the majority of the time after treatment that self care is often neglected. It is imperative to teach patient, family, and assisted personal that some aspects of personal care cannot be put off for a later time. Mouth care is vital to prevent infection. Brush your teeth after meals and before bedtime, using an extra- soft toothbrush that wont hurt your gums. Inspect mouth for any sores, and report any open sores immediately. Clean your toothbrush at least weekly by either rinsing it liquid laundry bleach and then rinsing the bleach with hot running water. Skin is often the only body part protecting the patient, thus, any break can be a major potential for infection. Bathe regularly with warm water. Be careful to dry your skin completely. Use lotion to prevent cracks in your skin. Open cut and cracks may let bacteria in. Keep your skin hydrated and moisturizer. Dry, cracked skin is more likely to break and become susceptible to infections. Furthermore, squeezing or scratching pimples can rate open sores that would also place you at higher risk of infection. The same is true of biting or tearing at your cuticles. Use an electric razor instead of a blade. This may help you to avoid cuts. Patients should avoid anything raw vegetables, fruit. Cook all food thoroughly. This will help kill any potential germs that may be on raw food. Teach patient to avoid eating raw fruits and vegetables; undercooked meat, eggs, and fish, pepper, apical. The priority nursing interventions for patient with interruption are protecting him or her form infection and teaching patient and family about ways in which they can educe infection. Total patient assessment, including skin, lung, mouth, close inspection of venous access device insertion site(illustrating Workman, 201 3, p. 41 9). The patient should be monitor continuously for infection. Take temperatures according to hospital policy. Monitor the patients CB with differential. Inspect the mouth during every shift for lesions. A complete respiratory assessment should be assess for any presence of crackles, wheezes, and diminish breath sounds. Ask the patient to report any burning, painful urination, also, report any foul odor or cloudiness. It is important to maintain aseptic technique when dealing with central venous devices for dressing changes and administration of chemotherapy drugs at all times. Inspect open areas, such as C.V. every 4 hours for manifestations of infection. Change IV tubing according to hospital protocol. In addition, the patient is also vulnerable from minimal injury. Thermodynamic is defined as a decreased number of platelets in the blood, which can result in poor blood clotting. Thermodynamic is induced by chemotherapy, this poses the patient at great risk for excessive bleeding (Assignations Workman, 201 3, . 89). Patient with thermodynamic often experience include: Easy bruising, bleeding from your nose, rectum (black or bloody bowel movements), or stomach (vomiting blood or coffee-appearing material). Encourage the patient to stand unclothed in front of a mirror once a day to check for areas of bruising. Patchier, which are red spots in the skin. Economies which are larger reddish-blue patch es (bruises) on your skin. In women, periods that are heavier than normal. There are ways to manage this condition, they include: medications that stimulate the formation of platelets. One of this medication is Megan (Assignations Workman, 2013, p. 421) Patient should caution to avoid taking aspirin because it increases risk for bleeding. Patients should use electrical razors. If patient want to blow nose they should do it gently. Also, they should avoid hard food. If patient wears dentures they should fit the mouth properly. If patient want to cut nails they should do so with care. Patient should avoid becoming constipated or straining by taking a stool softener. If any bleeding does occur, instruct the patient to apply pressure to the area and seek help. The most important specs of care of this patient is to maintain a safe, hazardous free environment. Moreover, the patient also suffers from anemia. Normal production of red blood cell is limited with leukemia. Anemia is relatively common in patients who undergo chemotherapy. The goal with anemia is to conserve energy and improve red blood cell counts. Anemia depends on the extend of disease and intensity of treatment. Patients are often left feeling of tiredness which may interfere with every day activities. Fatigue is the most common sign of anemia Patient may become short of breath, dizzy. As Meghan, T et al. 012) advised, Blood transfusions are given to relieve symptoms and improve patients quality of life. (p. 81). Transfusions may be one way to alleviate patients symptoms though the correction effort is fast the duration is limited ant transient. Drug therapy include the administration of arthroscopies-stimulating agent. This agents that boost the production of red blood cells. It is important for nurses to be understanding and helpful during this time of weakness and to reassure patient that is only temporary. There are ways in which nurses can help patient cope with low energy level angina from medication to nursing activities. For example, nursing staff and assisted personnel should space out nursing activities throughout the day and perform any activity possible when the patient has the most energy. It is important to monitor respiratory status during activity to determine if the patient is able to tolerate. Also, nutrition plays a vital role and should be consider because the patient needs enough calories to meet and maintain demand of body. Lastly, malnutrition among patients with leukemia is high. It is very common problem among hospitalized patient, in general; anyway, who wants to eat when sick! It is the nurse, that need to educate abut the importance of nutrition. There are many causes of malnutrition including pain, fatigue, depression, and side effects of chemotherapy. The simple most obvious cause is loss of appetite due to alter taste. Some symptoms include sore mouth, dry mouth, pain, taste and smell changes, diarrhea, fatigue, anxiety, nausea and vomiting. When encourage patient about nutrition modifications is important to keep in mind to include the patient in decision making as much as possible giving a sense of power. Asking the patient about what are some likes and dislikes.

Wednesday, November 27, 2019

9 Steps to Produce a Professional Business Presentation

9 Steps to Produce a Professional Business Presentation 9 Steps to Produce a Professional Business Presentation The presentation is a very complicated and costly way of communication. It requires time, efforts, creativity and what is worse, it may not work if you have missed at least one important component. At the same time if a presentation is well-thought-out and properly organized it turns from being costly into being cost-efficient. Here are nine steps to create and deliver a professional business presentation, which will astonish your audience. Telling a Story Step 1. The goal should be clearly stated, written down and followed at every further step. Never start with asking yourself questions like: â€Å"What will I be talking about?†, â€Å"What is the best first line for this presentation?†, â€Å"How to capture attention?† Primarily you should determine your goal. Your goal is an answer to the question: â€Å"What do I want my audience to do after I finish?† You might want to be promoted, or hired, or receive a great mark for your project, or make people buy your product, invest money in your startup, you name it. To do: Determine your goal and write it down. Step 2. Find a dilemma in your story. No one likes boring stories like: â€Å"He felt in love with her, she felt in love with him. They lived happily ever after and had no problems. The end.† People want drama. People want you to show them a problem and then to solve it miraculously during your presentation. If your presentation doesn’t have any inner conflict, people won’t listen for long. To do: Apply some drama even when you are talking about microbiology. Step 3. Keep your story integral. Your presentation has the same structure as any good novel â€Å"beginning-stating a problem-peak (solving the problem)-ending.† You might have several smaller peaks, but you should still follow this order. It is better if one presentation is dedicated to one problem, but if you have several issues to cover, find the one uniting all of them. In this case, your smaller problems will be your small peaks. To do: Write down an outline of your story with a thesis in the beginning, peaks, and ending. Making Slides Step 1. Design matters. At this step, you make important decisions about slides. Determine, for example, whether they will be image or text centered and which are the most suitable fonts and colors, etc. To do: Choose fonts and colors, make sure they are matching. Step 2. Visualize. Don’t put huge tables with numbers or piles of text into your presentation. No one pays attention to them, first of all, because it is â€Å"mission impossible† to read and analyze them. Show trends and ideas with the simplest visualization you are capable of. To do: Add well-structured information, but don’t overload your slides. Step 3. One slide one idea. Make your slides concise and integral. One slide should contain only one simple idea, and serve your final goal. If some slide doesn’t complement the target you have determined, delete it, even if you like how it looks. To do: Check if every slide helps you achieve the major goal of the presentation. Delivery Step 1. Clarity is the answer. Focus on making your storytelling straight to the point. Establish organizational framework, for example, define the approximate time of the presentation and tell whether you are going to answer questions during the speech or right after it. To do: Write a clear introduction to your speech. Step 2. Stick to a storyline. It is hard, especially if you decided to answer some questions during the speech. You should balance between improvisation and the major line of your presentation. The easiest way to copy with this is to make repetitions and to understand clearly major peaks of the presentation. To do: Write down 3-5 issues you have to cover whatever it takes. Write 3 sentences about each, add a starting thesis and an ending. Learn all this by heart. Step 3. The audience is more important than content. Whatever your goal for this presentation is, the outcome largely depends on the way the audience perceives your delivery and you in general. People pay attention to what you say when you pay attention to people, not to your slides or paper with text. Talk to the audience, ask some short questions (rhetorical, if you are under time pressure) and make sure to keep eye contact. To do: Relax and try to enjoy what you are doing. Joy and engagement are infectious. Have a great time producing and delivering your custom presentation. We are sure you will rock it!

Saturday, November 23, 2019

Free Essays on Sound Waves

Sound Waves Sound is everywhere. It plays an important role in almost everything that we do in our lives and we take it for granted. Whether it’s the sound that the wind makes when it rustles the tree branches or the music coming out of our speakers, all sound is composed of little sound waves that are made by slight vibrations. These slight vibrations in any object move the air particles around the object in an outward motion and cause a sound when these waves hit your eardrums. Sound waves come in many different types, shapes, and sizes but they all share the same principles and characteristics. Sound waves are a part of every noise and they are imperative to sound perception. A wave of sound can be considered as a disturbance that travels through some material called a medium, transporting energy from one location to another. (Henderson) Such waves that seem to be hooked onto one another in a straight line are characterized as mechanical waves. When the first particle is disturbed it then moves the second particle on the line because they are hooked together and touching. Once the second particle starts moving, the third will be disturbed by the second particle’s movement and the fourth particle will be disturbed by the third particle’s movement and so on. The vibration will be passed on consecutively and the energy that was first introduced in the first particle will move on and on from particle to particle in that medium. These mechanical waves can best be described as producing longitudinal waves. In a longitudinal wave, the medium would most commonly be the surrounding air particles that vibrate toward a certain direction. The individual particles of the medium will always move in a direction that is parallel to the direction that the energy is being applied. (Kriz) For instance, if someone is talking to another person, the sound waves produced by the vocal chords will move in a direction in which the person is faced. ... Free Essays on Sound Waves Free Essays on Sound Waves Sound Waves Sound is everywhere. It plays an important role in almost everything that we do in our lives and we take it for granted. Whether it’s the sound that the wind makes when it rustles the tree branches or the music coming out of our speakers, all sound is composed of little sound waves that are made by slight vibrations. These slight vibrations in any object move the air particles around the object in an outward motion and cause a sound when these waves hit your eardrums. Sound waves come in many different types, shapes, and sizes but they all share the same principles and characteristics. Sound waves are a part of every noise and they are imperative to sound perception. A wave of sound can be considered as a disturbance that travels through some material called a medium, transporting energy from one location to another. (Henderson) Such waves that seem to be hooked onto one another in a straight line are characterized as mechanical waves. When the first particle is disturbed it then moves the second particle on the line because they are hooked together and touching. Once the second particle starts moving, the third will be disturbed by the second particle’s movement and the fourth particle will be disturbed by the third particle’s movement and so on. The vibration will be passed on consecutively and the energy that was first introduced in the first particle will move on and on from particle to particle in that medium. These mechanical waves can best be described as producing longitudinal waves. In a longitudinal wave, the medium would most commonly be the surrounding air particles that vibrate toward a certain direction. The individual particles of the medium will always move in a direction that is parallel to the direction that the energy is being applied. (Kriz) For instance, if someone is talking to another person, the sound waves produced by the vocal chords will move in a direction in which the person is faced. ...

Thursday, November 21, 2019

Media Bias CNN and FOX News on the Healthcare Debate Research Paper

Media Bias CNN and FOX News on the Healthcare Debate - Research Paper Example Media bias can be of many types. It could be advertising bias which means slanting to please the advertisers, it could be mainstream bias which refers to reporting only those stories which are being reported on other main networks, it could be corporate bias which means selecting particular stories which would please only the corporate honchos of the media industry or it could be sensationalism which means showing the exceptional much above the ordinary for instance, making the viewers believe that airplanes crashes happen very frequently and they are as frequent as automobile crashes. There have been efforts made to correct bias but significant results are yet to be seen. This paper will shed light upon the slant of Fox news and CNN during the 2008 presidential election, how these trusted news channels present their biased perspectives will also be analyzed in this paper. Barrack Obama has been very critical of Fox news for more reasons than one, the President of the United States h as even excluded the news channel from participating in his press conferences, it is also known that the President wants the other big media outlets to cut all their ties with Fox news because he thinks the channel fabricates the news and is biased in more ways than one. It is implausible to find negative articles about McCain and Palin and it is implausible to find positive articles about Obama on Fox news. Their website has had its own share of flak from the Obama administration. The channel has received flak on a no of occasions for unfair reporting. Fox news has become faux news because the news shown on the channel is either fake or has bias. â€Å"A more accurate statement is that Fox News does actually report on all news: You'll find negative McCain and Palin coverage on the site and in the story archive. What they don't do is feature it as prominently or for as long on their homepage when they do post these stories, and they keep negative coverage on Obama on their homepage for as long as possible.† (Faux News) There have been a series of controversies that Fox news has been involved in and many believe that a reputed news channel would never face so many controversies, the channel has been accused of having a pro-republican bias and a documentary by the name outfoxed proves the very same fact. Keeping all these facts in mind one must be aware of the fact that the channel does not make any attempt of presenting stories and events as they really are, they fabricate and add their perspective to these stories and events. The 2008 presidential election was no different, the channel did their best to defame and criticize Obama who after becoming the President got back with the same animosity and hostility. The website would often leave their homepage as it is which would contain defaming information about Obama. â€Å"Discussing the 2008 campaign for the presidency, Sammon said, "I have to admit that I went on TV on Fox News and publicly engaged in what I guess was some rather mischievous speculation about whether Barack Obama really advocated socialism, a premise that privately I found rather far-fetched." (Is Fox News' Sammon a 'mischief' maker?) The channel has already lost its journalistic integrality and it is believed that they attack everyone and anyone who refuse to believe in their ideology. CNN on the other hand has been accused of having a pro-democrat bias. The channel hardly criticizes democrats and this has been seen on several occasions. The president was also racially abused on several occasions, several channels tried their best to defame and criticize him, in-spite of that he came out victorious. CNN has been

Wednesday, November 20, 2019

USER MODELS AND MODELS OF HUMAN PERFORMANCE Essay

USER MODELS AND MODELS OF HUMAN PERFORMANCE - Essay Example One of the most thoroughly researched aspects of misconceptions is their resilience - they are hard to eliminate (Champagne, Klopfer, & Anderson, 1980; Larkin, 1983; as cited in Alexander, 1992). One cannot just make them go away by giving new information to students. Alexander (1992) attributes this to the complex networks of related information associated with misconceptions. This connection of misconceptions to information associated with a domain could cause students to alter other concepts too (Duschl & Hamilton, 1992). As students do not know that these misconceptions exist, they often work towards reinforcing them (Alexander, 1992). For example, while solving a problem, a student with misconceptions in algebra would try to create an alternative process that would conform to the misconceptions. In well-structured domains such as mathematics, computer programming, physics, and physical sciences, misconceptions have been researched consistently (Alexander, 1992). While misconceptions are not limited to some domains, not much research exists on why studies focused on well-structured domains or how the impact of misconceptions changes with domains. According to Alexander (1992), misconceptions have a "dispersive quality" - the more central a misconception is in a domain, the greater its impact on domain knowledge. According to Johnson (1986), programs written by novices with misconceptions reflect the misconceptions through characteristic bugs. Novices in C programming often use "=" for equality testing, rather than the required "= =" (Bull, S. et al., 2008). In C language, "=" is used to assign values and "= =" to compare for equality. Students who are new to C are likely to use "=" to compare values, as they learnt in mathematics and other programming languages. While the statement "If (x = y)†¦else†¦" is syntactically correct, the value of "y" is copied to "x". This happens

Sunday, November 17, 2019

General Essay on Chinese Religions Essay Example for Free

General Essay on Chinese Religions Essay Early Chinese religion belongs to the mythical and prehistoric period. Tradition speaks of the origins of Chinese culture lying in the 3rd millennium BCE with the Hsia dynasty. As of yet no historical evidence has been found for such a dynasty; all references to it are mythical. It is only with the Shang dynasty, which is traditionally dated from 1766 to 1122 BCE, that we find evidence of a developing culture and religious practices. The religion of the Shang was principally characterised by the use of oracle bones for divination and the development of the cult of ancestors. It was believed that the cracks that resulted from burning ox bones or tortoise shells represented messages sent from the gods about a variety of matters such as illness, the weather or hunting. Belief in deities and the practice of the worship of ancestors has persisted in Chinese life, and has come to form the basis of what has broadly been termed popular religion. Popular religion in fact represents a mixture of early religion and elements of the three great religions: Buddhism, Confucianism and Taoism. At the heart of popular religion is the worship of deities and veneration of ancestors at shrines in the home or temples. There are many deities associated with this form of religion, but the best known are Shang Ti, the supreme ruler of heaven, and Kuan Yin, the goddess of mercy and protector of women and children. In the Chou dynasty a more structured form of religion developed. This is associated with the teaching of Kung-Fu Tzu (551-479 BCE), whose Latinised name is Confucius. Confucius sought to establish a socio-political ethical system, with theological beliefs concerned with human destiny and the conduct of human relationships in society, based on a belief in the goodness of human nature. He believed in a providential Heaven (Tien) and in prayer which encouraged him in his mission. He emphasised the five relationships namely, Father-Son; Ruler-Subject; Husband-Wife; eldest son to brothers; friend and friend to be expressed by li (correct ceremony) to bring he (harmony). Such relationships were rooted in family piety which came to give a prominent place to Ancestor Worship and to respect for deified men, which came to find expression in the Sacrifices of the State religion. The Confucian canon can be divided into two parts: the Five Classics and the Four Books. The Five Classics were handed down from earlier times and emphasised by Confucius. These are the Book of Odes; the Book of History; the Book of Rites; the Book of Divination; and the Spring and Autumn Annals. The Four Books consist of The Analects (Conversations of Confucius); the Doctrine of the Mean; The Great Learning; and the Book of Mencius. Out of the teachings of Confucius emerged various schools associated with a master. Notable was the work of Meng-Tzu (c. 371-c. 289 BCE) and Hsun-Tzu (300-230 BCE). Meng-Tzu and Hsun-Tzu formed rival schools whose doctrinal differences were based in a fundamentally different conception of human nature. Meng-Tzu taught that people were fundamentally good and that what made them bad was their environment. Consequently, Meng-Tzu emphasised the importance of education as a means for bringing out the innate goodness of people. By way of contrast, Hsun-Tzu had a more pessimistic view of human nature. Hsun-Tzu taught that people were inherently evil, and that they could only be taught to be good through training. He also was religiously sceptical, teaching that religious ritual had no purpose except to provide moral training. It was this negative attitude towards religion that was one of the main factors behind the subsequent rejection of the teachings of Hsun-Tzu by mainstream Confucianism and the establishment of Meng-Tzus teachings as orthodox. At the same time that Confucianism was developing, two rival schools were active in China: the Mohists and the Legalists. Mohism was founded by Mo Tzu (c. 470-390 BCE). Mo Tzu advocated universal love and opposed the elaborate and expensive rituals that defined Chinese religious life. This put him at odds with Confucianism in that Confucianism advocated particular love for ones parents as well as the importance of ritual for interpersonal relations. Although during the 4th century Mohism was strong enough to rival Confucianism, it went into decline in the 3rd century, and by the time of the unification of China in 221 had virtually disappeared. It is unclear why the tradition declined so quickly. Legalism is more of a political philosophy than a religion. The various strands of legalist doctrine were systematised by Han Fei Tzu (d. 233 BCE). Han Fei Tzu had been taught by Hsun Tzu and adopted his pessimistic attitude to human nature. Unlike Hsun Tzu, Han Fei Tzu did not believe that people could be reformed, advocating instead a strong, even ruthless, form of government that could control human behaviour. Legalist principles were put into effect by the Chin dynasty, which unified China in 221 BCE, and was subsequently overthrown in 207 BCE. The brief rule of the Chin had a devastating impact on Confucianism, whose scholars it persecuted and whose books it destroyed. Fortunately for the tradition, Confucianism received official acceptance of the Han dynasty and flourished during the Han period. Under the Han dynasty (206 BCE 220CE), the Tang dynasty (618-907 CE), and the Sung dynasty (960-1127CE) Confucian teaching was used for public examinations. In 631 CE the Confucian canon was made the sole subject for the examination of aspirants to official positions, so Confucianism came to be known as Ju-chiao, the Doctrine of the learned. During the Sung dynasty (960-1126 CE) Neo-Confucianism emerged as a distinct movement in response to Taoism and Buddhism. Two traditions of Neo-Confucian thought emerged: the School of Principle, represented by Chu Hsi (1130-1200), and the School of Mind, represented by Lu Chiu Yuan (1139-1193) and, later, Wang Yang Ming (1472-1529). Chu Hsi sought to provide a metaphysical explanation of the nature of reality as well as an ethic for human conduct. For Chu Hsi the basis of all reality was the Supreme Ultimate (Tai Chi). In order for people to live properly they had to purify their chi (vital energy) through taming their desires so that they could be united with the Supreme Ultimate. In reaction to Chu Hsis dualistic perception of reality Lu Chiu Yuan presented a monistic picture of the universe. He claimed that the universe and the mind are one. Therefore, through understanding ones own mind one could understand the nature of the cosmos. This was developed by Wang Yang-ming. Wang Yang-ming believed that individuals could perfect themselves through moral self-cultivation. This involved returning to an original mind whose principal quality was love (jen). Also of ancient origin is Taoism whose classic text, the Tao Te Ching, is attributed to a supposed contemporary of Confucius (551-479), Lao Tzu. This text has had many interpreters whose works have developed in various sects, some of which have been very influential. There are two streams of Taoism: Religious Taoism, which is represented by the many sects concerned with the quest for immortality, and Philosophical Taoism, which was concerned to explain the human condition. The major imported religion is Mahayana Buddhism which is believed to have entered China in the 1st century BCE. An important early Buddhist teacher was An Shih Kao who founded what came to be known as the Dhyana School, characterised by its emphasis on meditation. Another major early school was the Prajna school whose doctrines were based on the interpretation of the Perfection of Wisdom (Prajnaparamita). It was, however, between the 5th and 8th centuries that Buddhist schools flourished and developed in China. Schools that were active at this time were: San-Lun, Ching-tu, Tien-tai, Chan, Chu-she, Hua-yen, Lu, San-chieh, Fa-hsiang and Chen-yen. The great persecution of Buddhism in the middle of the 9th century led to its rapid decline, and by the time of the Sung dynasty only the Chan and Ching-tu schools remained significant. Incursions from the West began at an early date, mainly in regard to trade and commerce from Arabia and India, probably to Canton or Hangchow. Infiltration of a different kind took place under the Mongols (1260-1368), when the armies of Ghengis Khan spread westwards over countries occupied by the Muslims. The records of the Yuan dynasty indicate that many distinguished officials (both military and civil) were Muslims, bringing with them knowledge of Arabic science known to Kublai Khan and the use of catapults in siege warfare. In Ming times Arabic books on science came into the Imperial library. After the Mongol period, no great influx of Muslims took place, but they spread into most provinces of China, especially in the north-west and west (the provinces of Kansu, Szechwan and Yunnan) and in the north-east (in Manchuria and Hipei). They mainly live in their own communities in their mosques and schools. Their first mosque appears to have been built in Sian in 742. Another group attracted by commerce were the Jews who traded across Central Asia, during the Tang dynasty (618-907), whose communities have mainly been along the sea board in cities such as Shanghai and Canton. The earliest evidence we have of a Jewish community in China derives from a letter written in the 8th century by a Jewish merchant I China. By the 9th century there was a distinct Jewish community in Kaifung, its continued presence evidenced by the construction of a synagogue in the city in 1163. From the 15th century onwards the Jews became increasingly integrated into Chinese life to the extent that by the 19th century the community had all but lost its distinctive identity. As a result of the western colonialism of China in the 19th century and the establishment of new trading contacts with Europe Jews settled in some of the major cities of China. Christianity came to China first by the way of Nestorian Christians, after the arrival of A-Lo-Pen in 781 where it flourished for two centuries (by favour of the imperial court) until the reign of Wu Tsung who closed the monasteries and persecuted the church. It flourished again under Mongol rule in the 13th century, and in 1289 Kublai Khan established an office for the supervision of Christians. At about this time the Roman Catholic Church came to the Mongol empire, when a Franciscan monk came to the Khans court of Kharatorui in 1246. Shortly after that St Louis of France sent an embassy, followed by Marco Polo in 1275; a request from Kublai Khan for a hundred teachers did not, however, bear fruit apart from a small Franciscan mission led by John of Monterovino, who was appointed Archbishop in Cantilec in 1289, and under him three bishops were appointed. Then in the 16th century the Society of Jesus became very active in China inspired by the work of Francis Xavier who had preached in India and Japan. Matteo Ricci came to Canton in 1610 and then to Peking, where he founded a Christian community and gained prominence as an outstanding astronomer. From that time the Roman Catholic Church has continued despite periods of persecution. Protestant missions date from 1807 with W. Morrisons arrival in Canton for the London Missionary Society. Other missions soon followed with the Presbyterians in 1847, the Anglicans in 1849 and the Methodists in 1850. Also prominent have been the China Inland Mission, under Hudson Taylor an interdenominational missionary society. In the twentieth century house churches have been prominent, often associated with such evangelists as Watchman Key. These Protestant activists have contributed greatly to educational and medical developments as well as political and social influences from the West; these were often backed by military force and, therefore, deeply resented. Recent changes under Communist influence, led by Mao, have been profound, strengthening agnostic tendencies for many in the population. Traditional religious practices are still continued in many homes in China and among overseas Chinese. In recent times relaxation of restriction has given fresh opportunity for religious activity. Many Taoist and Buddhist temples, as well as mosques and churches, are being renovated and reopened. Greater openness to the West has been accompanied by renewed conversion to Christianity; the demise of communism has encouraged the rediscovery of traditional religious values. Taiwan has provided an important haven for traditional Chinese religions, as well as the establishment of new religions, since the Nationalist government established itself on the island in 1949. A number of syncretic movements such as San-I-Chiao (Three in One Religion), were suppressed in China following the Communist victory, but have found a haven in Taiwan. Other interesting traditions that have been transplanted to Taiwan are those which are collectively designated the Hsien Tien Tao (Way of Former Heaven sects). Five of the best known of these are the I-kuan Tao, the Tung shan She, the Tien-te Shang-chiao, the the Tao-yuan, and the Tzu-hui Tang. These are characterised by a belief in a creator deity (usually a cosmic Mother figure) from whom humanity has strayed. These sects also claim to transcend all other religions and, therefore, provide a way by which all these religions can be united. All but one (the Tzu-hui Tang) were founded in mailand China, later moving to Taiwan. The Tzu-hui Tang was itself founded in Taiwn in 1949. Also originating from the mainland are the spirit-writing cults. These are cults which derive religious beliefs and practices from a deity mediating through an entranced medium. The practice of spirit writing has been a part of Chinese life probably since the Tang dynasty (618-907). In the 19th century a spirit-writing movement developed in China and entered Taiwan in the same century. This continues to be part of the Taiwanese religious landscape to the present day. There are, of course, a number of recently emerged distinctively Taiwanese movements. Xuan Yuan Jiao (Religion of the Yellow Emperor) was founded in Taiwan in 1957. Xuan Yuan Jiao represents the attempt to recapture the spirit of pre-Han Chinese religion through incorporating Taoist, Confucianist and Mohist teachings and interpreting these as emanating from a tradition that derives from the Yellow Emperor. The religion is highly political in character since its purpose is to revive Chinas national spirit following the loss of the mainland to communism. Buddhism continues to flourish in Taiwan. Following the Communist victory in mainland China in 1949 a further wave of Buddhist monks arrived in Taiwan from the mainland. This has strengthened the presence of Chinese Mahayana Buddhism in the island and influenced the character of earlier traditions. Since 1950 the Buddhist Association of the Republic of China has been the focal point of Taiwanese Buddhism. This is responsible for ordination ceremonies for Buddhist monks, nuns and lay people. In more recent years Taiwanese Buddhism has adopted a more missionary approach both within Taiwan and abroad, particularly in North America. In the 1960s two important Buddhist organizations emerged: the Tzu Chi Compassion Relief Foundation and Fo Kuang Shan. The first of these was founded in 1966 by a self-ordained nun named Cheng-yen. This organization has sought to introduce a strong degree of social concern into Taiwanese Buddhism. Fo Kuang Shans origins can be dated to 1967 when when a Chinese monk, the Ven. Hsing-yun, opened a temple at Fo Kuang Shan in Southern Taiwan. Like the Tzu Chi Compassion Relief Foundation, Fo Kuang Shan emphasizes social action as a means to promote Buddhist values. More recently, Ling Jiao Shan in the north of Taiwan has become a centre of Buddhist activity. Founded by Master Hsin Tao, Ling Jiao Shan has acquired prominence within Taiwan and beyond on account of its establishment of a museum of world religions with branches in Taiwan and the United States.

Friday, November 15, 2019

Accidents Have Caused Major Explosion

Accidents Have Caused Major Explosion In the past few years there had been a steady increment in the usage of the risk assessment in the offshore production facilities. This is especially after the Piper Alpha disaster in 1988 and many other major accidents that killed many lives. Operators are showing an increasing awareness by reviewing the safety of their existing topside production facilities. The Piper Alpha accident provided adverse confirmation that the predictions of risk analyses regarding major accidents were certainly prudent. Quantitative Risk Assessment (QRA) is very useful in order to reduce the risks especially on the hydrocarbon releases from offshore topsides facilities. (Harmony, 1998) The accidents have caused major explosion and followed by some other minor explosions that release huge amount of hydrocarbons such as gas, liquid and 2-phase liquid. According to the investigation report that had been made after the accident, the main reason that causes the accident is the handover work made by two different shift personnel. Communication problem is one of the reasons of the tragedy. Initially the platform only produced crude oil. However, after a few years natural gas is also being produced. During the installation of the gas conversion equipment, the fire walls were not upgraded to the blast wall that causes a severe explosion throughout the disaster. Moreover, the pumping operation of oil and gas was continued even though the fire started to spread on the platform due to lack of professed authority that just witness the burning of the Piper (Taylor, Wallace, Ward, 1991). It was started from the two condensate injection pumps which are A and B. The day shift engineer forgot to inform the condition of pump A to the night shift engineer in which the pressure valve was removed for recalibration and recertification. There are about 106 recommendation has made for the future of safety offshore by the Cullen Report. All of the recommendations had been accepted and implemented by the offshore operators later then (Simon, 2012a). Petrobras Enchova Central Platform was listed in the major offshore accidents. This platform also listed as one of the worst and notable blowouts in the history of offshore oil platform. It is located in the Enchova Field, Brazil and operated by Petrobras. Two major incidents recorded in these fields which were on 16 August 1984 and 24 April 1988. The first accidents caused by blowout followed by explosion and fire. Most of the personnel were evacuated safely by chopper and lifeboat. Unfortunately, 42 workers died during the evacuation processed. The main reason that killed many lives during evacuation is because the failure of lowering mechanism of a lifeboat. The lifeboat was suspended and eventually fell 10-20m to the sea which killed 36 personnel. The other six workers were killed when they jumped from the platform to the sea at 30-40m height. (Simon, 2012b) The second accident occurred on 24 April 1988 which is four years later during the workover operations on the platform. One of the well that operated by the platform blew out and finally ignited that resulted in the destruction of the platform. Petrobras decided to drill two relief wells in 30 days time and eventually succeed in controlling the blowout (Maduro Reynolds, 1989). The workover well was performed in order to convert oil well to gas well. Then the blowout occurred during that converting process. The fire resulted from gas ignition last for 31 days. There was no loss of life recorded because the floating living quarters were separated from the platform during the blowout. The operator incurred a total loss because the extensive damage to the topside structure (Simon, 2012b). Ekofisk Bravo Platform is another type of platform that was listed in the top five worst blowout accidents in the oil and gas industry in which the volume of hydrocarbon released is about 202,381 barrels. This platform is operated by Philips Petroleum Company located at Ekofisk field in Norwegian continental shelf. The event of blowout was recorded on 22 April 1977, a few years after the discovery of this field in 1969. It was declared that the blowout cause the biggest oil spill in the North Sea. The blowout occurred during the workover of the production well. It was started when the production tubing was pulled out at 10000 feet depth. Then the blowout preventer (BOP) is not yet installed after removing Christmas tree prior to the production tubing pulling process. The downhole safety valve was malfunctioned because of improperly installed that cause well kick then resulted in well blowout that release large amount of hydrocarbon to the environment. There was no loss of life recorded as the evacuation job carried properly. Initially the total release calculated was 202,381 bbls by the Norwegian Petroleum Directorate. Then the oil was evaporated up to 40% of the initial release and a total spill estimated is lower than the initial amount. It was reported that there was no significant effect to the environment. The investigation to determine the root cause of the accident had been carried out. They found that the main reason of the blowout was caused by human errors. The human errors include inappropriate planning and well control, misjudgment on the job scope difficulty for instance ignores the proper installation documentation and equipment identification (Simon, 2012c). Bekok C platform that is operated by PETRONAS Carigali Sdn. Bhd. is one of the listed platform accidents in Malaysia that cause severe injuries to the workers. This platform is located 200km from the coast of Peninsular Malaysia. The major factor of the tragedy is because of the gas leaked that cause fire on the platform. Basically, the platform went through scheduled shutdown in order to plan maintenance activities during the accident (Bernama, 2010). There were about 108 personnel on the platform at that moment of incident and six of them were injured because of the fire. The fire just started after midnight and brought under control by the emergency response teams (ERT). The injured personnel were the one that on duty at that time and in the process to complete their shift. The six injured personnel suffered several burns on parts of their body including the face. The fire might be resulted from sparks that produced from one of the maintenance valves. The remaining 102 workers have been evacuated safely to the nearby platform (Chris, 2010). Another offshore accident in Malaysia is Tukau B platform located in Miris offshore. This platform is operated by PETRONAS Carigali Sdn Bhd which is Malaysias National Oil Company. The fire occurred on 11 June 2012 which is the latest accident at an oil and gas facility recorded on offshore platform. It was reported that 16 workers were on the platform at that time of fire. Five of them (two PETRONAS employees and other three contractor staff were suffered first and second degree burn. There was no loss of life reported as other remaining workers were evacuated safely to the nearby platform, Tukau A living quarters. (Mohamad Abdullah, 2012) The fire resulted from the explosion at Tukau B oil drilling platform started to spread on the structure at 9.20am at the compressor skid. Fortunately they managed to put the fire under control within an hour that prevents the fire to spread over the platform. The personnel were doing some maintenance works on the platform at the time of fire. The human errors could be the reason of the explosion that cause fire and injured some of the workers. Most of the accidents occur were mainly cause by the engineering workers that do not have good understanding on the safety elements. Misjudgment on the job difficulty has been normal situation on the event of fire and explosion. Improper use of standard operating procedure for equipment always becomes major factor in platform accident. This is mainly occurring during the maintenance works that involve the operator and contractor staffs (Luin, 2012). The most recent incident that involves oil and gas industry in Malaysia is the fire and explosion of the oil tanker named Bunga Alpinia own by Malaysian International Shipping Company, MISC which occurred at 26 July 2012. This event of fire and explosion take place at Rancha-Rancha industrial zone, Pulau Enoe near Labuan. It was reported that the oil tanker was loading six tons of methanol at the PETRONAS Chemicals Methanol Sdn Bhd jetty when a small fire ignited during a thunderstorm. The fire started at 2.30am and resulted in at least three major explosions that shake the Labuan Island. Bunga Alpinia had 29 crews on board consisting 23 Malaysians and six Filipinos. The accident killed five workers; four of them were Malaysian and one Filipino as mentioned by MISC Company which is a subsidiary of PETRONAS. Another 24 workers were evacuated safely to onshore (Almeida, 2012). The fire and explosion just occurred nearby the PETRONAS Chemical Methanol plant that arise another concern if the flames from the tanker ignite the methanol silo. The effect might be severe which can cause enormous destruction to the surrounding area. Problem Statement According to Oil Gas UK Knowledge Centre, hydrocarbon release may contribute to major accidents as well as determine a key performance indicator of asset integrity management of offshore installations. A hydrocarbon can potentially release to atmosphere due to leakage from equipment, flanges, valves, pipe works and etc. Each of this equipment has their own release frequency. QRA study is very important in order to identify the most cost effective ways to reduce risks to people and to the production asset. It is also important for company to improve their understanding on the risks and hazard involved in its offshore operations (Hanson, Lewis, Walters, 1995). For Quantitative Risk Assessment study, the release frequency of each Isolatable Section needs to be calculated. The QRA is employed in order to size hazards and advantages gained from their concession. The QRA particularly calculates the overall risk and potential loss of life and the average individual risk of fatality. In order to determine the release frequency the installation type and location are the important parameters that should be considered. Objective The overall objective of these studies is to calculate the hydrocarbon release frequency for each isolatable section of offshore production facilities. In order to determine the release frequency, the isolatable section of the topsides production facilities needs to be identified at the early period of the research. The quantity of each of the process equipment needs to be determined in order to get the release frequency. The other objective is to utilize the raw and modify data of release frequencies from the risk assessment data directory (OGP Publications) in order to classify the release criteria by using the inventory released. Scope of the Research In this research, a typical unmanned platform is used as a subject of study. A complete offshore production facility will be divided into several sections in QRA study. The sections are known as Isolatable Section. The Isolatable Section consists of different type and sizes of equipment, flanges, valves, pipe works and etc. The research will identify method to calculate the release frequency of a given Isolatable Section of Offshore Production Facilities. All of the possible process equipment with various sizes is listed down to make the parts count easier. There are three types of release which are full releases, limited releases and zero pressure releases but in these studies full releases type will be used in order to determine the release frequency for each isolatable section. The parts count of process equipment with its specific sizes can be done by using the data that is provided in the Process and Instrumentation Diagram PID. Other than that, the volume of equipment on the topsides of offshore facilities also needs to be calculated by using the volume equation. Process Flow Diagram (PFD) is used in order to determine the volume of each of the process equipment. CHAPTER 2 LITERATURE REVIEW 2.1 Quantitative Risk Assessment 2.1.1 Definition According to C.M. Pietersen et al. (1991), Quantitative Risk Assessment (QRA) can be defined as a method to determine the risk in major offshore platform accidents. It is crucial to determine the release frequencies from process equipment in the event of failure so that the risk can be identified. P.J Corner et al. (1991) state that QRA can use many type of methods or model ranging from simple correlation to complex computer codes. The method of assessment includes the effect of releases such as fire and explosion models, the model for assessing the impact resulting from the fire and explosion and the probability of failures of the process equipment on the topsides platform. Based on R J Hanson et al. (1995), the QRA (computer based model) was implemented in order to evaluate the risk reduction measures. 2.1.2 History In order to improve safety on offshore platform, QRA was introduced after the tragic accident that killed many lives in the event of fire and explosion at Piper Alpha platform. Lord Cullen in his report of The Inquiry based on Piper Alpha Disaster had identified that QRA as a technique that provides a structured, objective and quantitative approach in order to have better understanding on the risks and ways to overcome or control them (Hanson et al., 1995). 2.2 Hydrocarbon Release Frequency 2.2.1 Type of Offshore Topsides Production Facility Offshore topsides production facilities investment is substantial in order to maximize the production. The main production facilities can encompass half of an offshore topsides platform area and half of the capital or installation cost. There are approximately 16 types of process equipment on the topsides of offshore installation facilities handling hydrocarbon that have potential to release hydrocarbon in the event of equipment failures based on the Risk Assessment OGP (2010). The process equipment include steel process pipe, flanges, manual and actuated valves, instrument connections, process (pressure) valves, centrifugal and reciprocating pumps, centrifugal and reciprocating compressors, heat exchangers (four different types), filters and pig traps (launchers/receivers). 2.2.2 Type of Releases According to the analysis of historic process release frequency data (Producers, 2010), releases can be divided into three different types which are full releases, limited releases and zero pressure releases. Full releases can be described as flow through the defined hole is consistent, starting at the normal operating pressure then continuing until controlled by emergency shutdown and blowdown. Limited releases can be classified as cases in which pressure is not zero but the quantity of releases are much less than from a full release. The main reason of these releases is because of the human intervention such as closing an inadvertently opened valve. Then it may cause by the failure from the system itself. Zero pressure releases can be defined as the cases where pressure inside the leaking equipment is virtually zero. This is because of the equipment has a normal operating pressure of zero. Releases can be classified as major, significant and minor based on the (Pratt, 2002) statement. Significant releases are those lying between major and minor releases. Release frequency of the major hydrocarbon release is higher compared to the significant and minor releases (Edmondson Hide, 1996). 2.2.3 Type of Hydrocarbon Releases Hydrocarbon releases have the highest risk on offshore platform that potentially cause loss of life (Hanson et al., 1995). According to Derek B Pratt (2002), the hydrocarbon release type can be classified into three which are gas, liquid and two phase hydrocarbon. Hydrocarbon such as diesel, methanol, hydraulic oil, lubricating oil and helicopter fuel were included. These types of hydrocarbon are termed as non-product hydrocarbon. (Hare, 2008) states that there are five types of hydrocarbon release which are gas, oil, non-process hydrocarbon, 2-phase hydrocarbon type and lastly condensate. 2.3 Inventory of Basic Data 2.3.1 Number of Decks on the Platform Basically there are three types of decks found in offshore platform which are cellar deck, main deck and helideck. Cellar deck is the lower part of the platform while main deck is the upper part of the platform. Helideck is installed on this main deck which commonly above the living quarters. In some platforms, there are four types of decks existed which are spider deck, cellar deck, main deck and helideck. Most of the time, all of the drilling or production facilities are placed or installed on the main deck such as power generator and water treatment while all of the manifolds and Christmas trees will be installed on the cellar deck. One of the significant issues in order to reassessment and requalification of an old platform is the wave-induced force on offshore platform decks. Platform may be subject to partial or even fully submerge in the event of severe storms due to seafloor sinking the cellar deck. The structural integrity of the platform will be obviously affected and is thus a very crucial issue of concern (Grà ¸nbech, Sterndorff, Grigorian, Jacobsen, 2001). 2.3.2 Accommodation Arrangement Living quarters are the crucial requirement for the safe operational and life support requirements for personnel in the offshore Oil and Gas Industry. The other key requirement in the design and build of offshore facilities is to provide functional spaces for optimum comfort of personnel. Providing a safe environment offshore is mandatory in this industry. The location of the living quarters on the platform is one of important parameters in personnel safety requirement. The findings presented to the Cullen report based on the past Piper Alpha disaster regarding on the risk reduction would be achieved whether by accommodating personnel on a nearby flotel (floating hotel) or on PDQ (production, drilling, quarters) platform. The advantage is that personnel are separated from fire and explosion hazards if there are accommodated on a nearby flotel but the disadvantage of exposing them to other hazards such as transportation and flotel capsize (E.F, 1993). According to the QRA made based on the Piper Alpha disaster, it can be concluded that safety can be improved by decreasing the number of personnel offshore or separating production and accommodation platforms linked by bridges. (Lewis Spouge, 1994) in their study also claimed that the risks depend mostly on the separation between the accommodation and the hydrocarbon inventories. 2.3.3 Location of Helideck Location of helideck also one of the important parameters in the offshore platform and should be taken into consideration in order to reduce the risks. The scope of study carried out by K.H Von Blohn et al. (1979) included different locations of helideck on platform, effect of a seaway on the wind velocity profile, effect of varying wind velocity on the turbulence level and air flow around modules without the helideck. Most of the helideck are located directly on top of the crew quarters structure (Blohn, Peterka, Cermak, Barnard, Ewald, 1979). Based on the wind tunnel tests made on the Maui B platform, the flow conditions over the helideck for all approach wind directions tested are improved if the original helideck shape is raised 2.5 m above the crew quarters. Different types of drilling rig or platform have different location of helideck for instance jack-up rig, submersible platform and drillship because they are different in sizes and water depth. The location of helideck also differs between fixed and unfixed structure (BOMEL Limited Burt, 2012). 2.3.4 Location of Process Equipment In order to ensure the safety of personnel working on the offshore platform the process equipment should be placed or installed at the right position where there is less tendency of injury during the event of emergency. In other words, accident can be prevented if the equipment had been engineered properly (Johnstone Curfew, 2011). Properly layout the facility on the platform is the first job in building a new facility. The equipment that needs to be installed should be listed out and a plot plan of the site must be obtained in order to plan equipment layout. It is started by placing the most hazardous items of equipment on the site. Some examples of hazardous items are venting system, flaring system, fire process equipment, engines and rotating equipment, separators, tanks and unfired vessels. According to J.E Johnstone et al. (2011), venting system should be positioned downwind of the facility in which the released gases will not risk the personnel life and platform area. Venting system must be placed where there are no or far from the source of ignition. The same goes to the flaring system. Fired process equipment such as heater treaters, heater or separator, glycol and amine reboiler should be placed away from the equipment that process or store flammable hydrocarbons. It is also should be located away from the potentially released type equipment such as vents and pig receivers. Pumps and compressors which are categories as engines and rotating equipment must be placed on the site to avoid damage from any possible hydrocarbon releases, ignition and noise. Liquid hydrocarbons may be released to the environment resulted from losing seals of pumps while compressors normally leak small amount of oil which might cause fire if there are source of ignition (Johnstone Curfew, 2011). 2.3.5 Location of Risers and Pipelines Risers and pipelines are frequently become one of the main risk contributor on an offshore platform. The most crucial safety goal is to minimize the potential leakage from a riser or pipeline. The impact and corrosion are the significant failure causes by risers and pipelines (Edmondson Hide, 1996). The location of riser and pipeline should be planned properly because of a limited space on platform in order to operate in a safe condition (Sarica Tengesdal, 2000). Moreover the congestion on the platform should be reduce in order to lower the risks (Majumder, Markanday, Anand, 1991). According to P.J Corner et al. (1996), the most important approach in QRA is the failure that will cause different in the holes sizes and leaks rate to the marine environment. The impact may result in rupture or destruction of the platform while corrosion may cause small holes on the riser or platform which can be repaired and not hazardous. It is also essential to anticipate the release duration in order to determine the significant effects. It might be the long duration release of medium size cause destruction compare to enormous release of very short duration. Some risers are installed outside of the shafts, leakage and explosion will occur if hit by ships (Larsen Engseth, 1978). 2.3.6 Location of Wellheads Wellhead is the equipment that installed on the surface of an oil and gas well that acts as a pressure seals and suspension point for casing string. Wellhead that is located at the production platform is called surface wellhead while if the wellhead is located below the water it is termed as subsea wellhead or mudline wellhead. Wellhead should be located properly on the platform because wellhead load includes all casing strings with cement weight, tubing strings weight, weight of wellhead itself and BOP equipment (Anderson, 1984). Meaning that wellhead carries massive loads and part of the platform weight. 2.3.7 Location of Any Drilling Activities Drilling operation is one of the most hazardous activities on the offshore platform. Many personnel are at risk because of the intensive labor work. This is because this operation involves in heavy lifts of many components, BOP stacks, collars and precisely miles of drill pipe. Additional risk will be encountered during exploration drilling especially on the shallow gas hazards and the ultra deepwater operations that potentially have high pressure and temperature (HPHT) wells. Harsh environment condition also need to be considered (E.F, 1993). The best location of any drilling activities is away from the living quarters in order to reduce the risks on personnel. This is for instance in the event of blowout, the personnel can be evacuated safely from the platform. The drilling operations should be separated from production in order to reduce the release frequency of reservoir fluids on the platform as well as reduce the population at risk. Blowout that can claim many lives also can be prevented if drilling and production carried out separately (E.F, 1993). 2.3.8 Transportation According to E.F et al. (1993), the risk to people working offshore start when they leave the shore and stop when they return onshore. The main transportation of the personnel (crew change) is by helicopter or boat. The use of QRA technique had made the risk become apparent because the future risk can be predicted, accidents to be anticipated and ways to overcome or prevent is considered by interpreting the past accident experiences (Lewis Spouge, 1994). The helicopter accident can be categorized into three major sections which are accidents in flight, accidents on take-off and accidents on landing while crew boat accident can be described in two categories which are fatalities in transit and fatalities in transfer. Helicopter crash is on the second ranking for causing of fatalities on UK Continental Shelf (UKCS) after hydrocarbon fire and explosion (Lewis Spouge, 1994). Based on transport risk study carried by JR Spouge et al. (1994), it can be concluded that transport risks are important. Transportation by using helicopter has higher risk if compared with crew boat. This is because the usage of helicopter is higher for crew change operation since the distant of onshore and platform is considered while crew boats indicate dissimilar problems in evaluating risk due to their great safety record. 2.4 Inventory of Materials That May Cause a Fire or Explosion 2.4.1 Inflammable, Combustible and Explosive Materials Inflammable, combustible and explosive materials are materials that are capable to cause fire and explosion. These types of materials should be placed or stored away from the fired process equipment, venting and flaring system in order to prevent any ignition from occurring. These materials must be located away from the living quarters to prevent severe injury to personnel on board in the event of fire and explosion. The blast or firewall has to be installed around these storage materials to reduce the impact of explosion. Properly handling method has to be done on these materials. 2.4.2 Medium of Materials Released There are many ways for materials release to the surrounding environment. One of medium of materials release is through cracks, splits or holes in the containment envelope. This medium is created from the degradation of the equipment such as corrosion, erosion and wears out. The releases of material to the atmosphere may be resulted from opening pathway that is provided by the opening of equipment that still containing hydrocarbon by personnel with intention (Pratt, 2002). 2.4.3 Types of Fire The event of fire and explosion are common in the oil and gas industry especially on the offshore oil and gas platform and drilling rigs (Heaviside, 1980). Every year many injuries and loss of life are recorded because of fire and explosion itself. Personnel are suffered from first to third degree burn which can cause severe injury as well as loss of life. Fire can be classified into four categories which are jet fire, flash fire, pool fire and fireball. 2.4.3.1 Jet Fire Jet fire can be classified into two categories which are the fire that colliding against wall resulting in a diffuse flame and without collision. Immediate ignition will cause jet fire (Pietersen Engelhard, 1991). Jet fire also termed as spray fire. Diffusion flame is resulted from the combustion of a fuel that unceasingly released with significant momentum in a particular direction or direction. The releases of gaseous, flashing liquid and pure liquid inventories can cause jet fires (Executive, 2012). 2.4.3.2 Flash Fire According to C.M Pietersen et al. (1991), in case of gases, delayed ignitions in open spaces will result in flash fire. A flash fire is a sudden, intense fire caused by ignition of a mixture of air and a dispersed flammable substance such as solid, flammable or combustible liquid or a flammable gas. It is described as high temperature, short duration and a rapidly moving flame front. 2.4.3.3 Fireball Fireball can arises from the delayed ignition in enclosed containment that resulting in gas cloud explosion (Pietersen Engelhard, 1991). The gas cloud explosion together with fire will gives tremendous effect on the offshore platform such as destruction of platform. Fireball can cause severe injuries as well as loss of life to the personnel on board. 2.4.3.4 Pool Fire Pool fire can be defined as the turbulent diffusion fire burning above a horizontal pool vaporizing hydrocarbon fuel where the fuel has zero or low momentum. Pool fires could be static which depends on where the pool is contained. Large amount of hydrocarbon inventories have the highest risk and likelihood for the arising of pool fire (Executive, 2012). 2.5 Identification of Initial Accidental Events 2.5.1 Release and Leakage of Hydrocarbon from Process Equipment Hydrocarbon releases is one of the main reasons that result in accident. The release of hydrocarbon from the process equipment may cause ignition followed by fire. Each of the process equipment has its own release rate and frequency. The release rate may be depends on the size and diameter of the equipment. The leakage of hydrocarbon from process equipment can lead to fire and explosion. Oil and gas can migrate to other areas of the platform in a split second and cause ignition that may destruct the platform as well as kill many lives. It is important to minimize the number of equipment and piping installation in order to reduce the failure rate. It is better to operate at low pressure if possible to lessen the leak. The equipment with high leak potential such as compressor is place in open ventilated area. Separation between process system from drilling systems, utilities and accommodation is made by using blast and firewalls (Comer Eades, 1991). 2.5.2 Failure of Utilities The failure of utilities such as electric power shutting down pumps, compressors or motor operated valves can result in overpressure. Overpressure can be defined as pressure build up over the set pressure of the primary relieving device. Overpressure can cause sudden rupture or leak of utilities. Loss of cooling system such as water and refrigeration can form hazardous situations (Johnstone Curfew, 2011). 2.5.3 Falling Loads According to E.F. Brandie (1993), falling loads or dropped objects will create an immediate hazard to offshore workers. It also has high potential to cause major accidents if falling on the process equipment. The object may be dr