FLÄKT WOODS LIMITED FANS IN FIRE SAFETY SMOKE CONTROL BY PRESSURISATION By: J.A. WILD‚ C.ENG; F.I.MECH.E. November 1998 (Third Edition) © Copyright 2000 Fläkt Woods Limted England. 2 CONTENTS PAGE NO: Summary 4 Chapter One Smoke Control By Pressurisation - Basics 5-6 Chapter Two Why Pressurisation? 7-8 Chapter Three The Pressurisation System 9 - 16 Chapter Four Air Requirements of a Pressurisation System 17- 20 Chapter Five Fan
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WHY TEENAGER SMOKES CIGARETTES “Cigarette smoking is dangerous to your health‚” it is the label found in cigarette packs. Most people start smoking when they are in their teens and been addicted when the time they reach adulthood. Some tried to quit but returned to cigarettes because smoking is such a strong addiction. There are lots of reasons why teens smoke‚ it’s usually start for one reason or another and then it is really hard to quit. Cigarettes are widely available at any places and it’s
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When you are shopping for the best weed eater‚ you have to look for the top rated weed eater for the money‚ as well as one that has the best features for outdoor use. Not only do you want a trimmer that can cut through the grass and your lawn quickly‚ you also want to find a model that has a longer string mechanism‚ so you do not have to rewind or restart the machine as often when you are working. It is also important to look for something that has an easy on and off start mechanism‚ so you can get
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Corie Kellar MWF 11-11:50 The Views of Assisted Suicide When thinking about assisted suicide‚ I think about the conditions that these people are in that make them see that decision as the best one. This leads me to ask‚ would it ever be acceptable to purposefully administer lethal means to another so that they may terminate their life to end pain and suffering? I believe that any individual has the right to say what they want for the betterment of themselves. The differences of beliefs are
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there a year from alcohol?” The Irony of it All - The streets B. Reason your audience would be interested in this speech: A lot of people in our age group are exposed to marijuana. We should know what it’s all about. C. Establish your credibility: I’ve seen people be exposed to this plant and I know how it can affect people. D. Thesis Statement: The government doesn’t have a good reason to make marijuana illegal. Transition-------------------------------------------------------------------------------
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A smoke-free campus Smoking is bad for everyone. When people have a non-smoking area‚ they really appreciate it. However‚ some people ruin the place where there are signs that is prohibited; they still smoke in that place. On the other hand‚ almost every school‚ college and university is smoke-free. Although there are signs around the schools‚ some people are still smoking. It looks like they do not see the signs. In my opinion‚ every school needs a strong cooperation with students so that they
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Why people smoke Tobacco is a silence kill. Smoking is a major contributing factor in lung cancer. Smokers with high-level NNAL is twice more likely to have lung cancer than nonsmokers. And the health risks of tobacco smoking are well known with regard to diseases of the heart‚ lungs‚ and blood vessels. The average life expectancy of smokers is fewer 4.6 years than non-smokers. Smoking has so much harm. But why we meet smokers everywhere. It is reported that China currently has about 3.5 million
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how often secondhand smoke accounts for tobacco related deaths. II. Thesis: Smoking on campus has many reasons that it should not be allowed. a. By not allowing it freely it reduces the risk of students being exposed to second hand smoke as frequently. b. Eliminates the presence of peer pressure to try and fit in III. Preview of Main Points: 1. Effects of Secondhand Smoke. 2. Relevance of Peer Pressure. 3. College Campuses are already going smoke free. IV. Transition:
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Mary Jane: The Devil Weed ABSTRACT: This paper‚ entitled "Mary Jane: The Devil Weed?" attempts to examine what we know about marijuana and what problems are associated with its use. The paper examines briefly the history of marijuana legislation‚ marijuana ’s known effects‚ and conclusions about its danger. Early in this century‚ the government waged a war of terrorism on marijuana‚ or cannabis sativa. "By 1937‚ forty-six states had laws against the use of marijuana‚ and its use had already
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What is secondhand smoke? Secondhand smoke (SHS) is also known as environmental tobacco smoke (ETS). SHS is a mixture of 2 forms of smoke that come from burning tobacco: * Sidestream smoke – smoke from the lighted end of a cigarette‚ pipe‚ or cigar * Mainstream smoke – the smoke exhaled by a smoker Even though we think of these as the same‚ they aren’t. Sidestream smoke has higher concentrations of cancer-causing agents (carcinogens) than mainstream smoke. And‚ it has smaller particles
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