Common types of hazards Use these notes to help you identify and assess hazards that might occur in your workplace. Chemical hazards Chemicals can affect the skin by contact or the body either through the digestive system or through the lungs if air is contaminated with chemicals‚ vapour‚ mist or dust. There can be an acute (immediate) effect‚ or a chronic (medium to long-term) effect from the accumulation of chemicals or substances in or on the body. Noise hazards Excessive noise can disrupt
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The term oxidative stress has been often used to indicate the outcome of oxidative damage to biologically relevant macromolecules such as: nucleic acids‚ proteins‚ lipids and carbohydrates. This occurs when oxidative stress-related molecules‚ produced in the extracellular environment or within the cell exceed cellular antioxidant defenses (Cadenas‚ 1989). Molecular oxygen can easily accept unpaired electrons giving rise to a group of partially reduced species‚ generally termed ROS. The ROS include:
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The stress-strain diagram is generally accepted as the plotted results of a tensile test completed under carefully controlled conditions on a speciman of a metal. The stress-strain diagram important for design engineers in that it establishes the physical properties of the material under test including the yield strength‚ the ultimate strength‚ the elongation at fracture‚ the elastic limit etc. Ductile materials‚ which includes structural steel‚ as well as many alloys of other metals‚ are characterized
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Cameroon - All Economic Indicators (2011) Growth Indicator | Level | Units | As Of | 1Y Chg | ~5Y Ago | ~10Y Ago | ~25Y Ago | GDP | 26 | Billion USD | 2011 | 14.16% | 20 | 11 | 14 | GDP Per Capita | 1‚225 | USD | 2011 | 11.38% | 1‚084 | 663 | 1‚325 | GDP Per Capita at PPP | 2‚259 | USD at PPP | 2011 | 3.83% | 2‚096 | 1‚817 | 1‚880 | GDP as Share of World GDP at PPP | 0.06% | % of World GDP | 2011 | 0.00% | 0.06% | 0.07% | 0.10% | Real GDP | 9‚495 | Billion USD | 2011 | 4.20% | 8‚465
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Stress affects human performance in so many ways that just to list the impact upon work would take half of this page. People under high stress become forgetful‚ are often late for work‚ miss appointments‚ have more sick days‚ have lower competence levels‚ are more irritable and difficult to get along with‚ are more likely to break things (by accident or intention) and are great candidates for the kinds of stress-related illnesses and accidents that drain Workers Compensation benefits. Stress reduction
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name teacher class date Stress will kill a person! Yes it can actually kill a person‚ and although it may seem hard to believe it is true. Stress is a very serious situation in today’s ever changing society. As jobs get harder people work harder and with harder work people get stressed. This stress harms a person in many ways‚ mainly our health‚ and that can be very dangerous. Health is effected by stress in three different ways‚ mental‚ physical‚ and spiritual. One of the most serious health
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The signs of the zodiac are identified by constellations. The signs of the zodiac are also associated with one of the four elements‚ being earth‚ fire‚ water‚ and air. The word zodiac itself means the circle of animals. The zodiac myths correspond with living beings‚ whether it be animals or humans. The twelve signs explain how all the groups of stars found their way into the heavens. Born on December fifth‚ is the constellation of the Sagittarius. It represents the god Chiron‚ the son of Poseidon
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Omar El-Azhary 6 May 2012 Common Sense Making people understand a serious situation like America’s independence is not easy‚ but Thomas Paine was able to do so through his book‚ Common Sense. Thomas Paine was able to communicate his ideas to common simple farmers and to the high class intellectuals very easily. He lived at the time of the American Revolution‚ and Common Sense is one of his main publications that urged Americas’ independence from the British. Born in 1937‚ Thomas Paine was originally
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It is often said that perfection is unachievable. However‚ perfection can be attained in many ways. In ¡°Common Magic¡± by Bronwen Wallace‚ the author describes how the positive and negative sides of things make the world perfect. This is shown through themes such as love‚ interdependence‚ and society influence. Each of our hamartia is balanced with a strength of parallel value. In the poem‚ the author states‚ ¡°Your best falls in love and her brain turns to water.¡± This sentence implies how people
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Work-Related Stress and Stress Management Stress can be defined as an adaptive response to a situation that is perceived as challenging or threatening to a person’s well-being and usually described as a negative experience. Most people feel some type of pressure from their daily duties in the work place. This pressure can be positive and motivating but sometimes this pressure can be excessive‚ leading to a stressful feeling. Stress can also result from being over worked. Work-related stress affects
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