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Free research essays on topics related to: substances

243 results found, view free essays on page:

  • Clean Air Act Environmental Protection Agency
    1,285 words
    1990, the federal Clean Air Act was passed to improve air quality in the United States. President Bush's proposed amendments to the Clean Air Act initially would have led to the introduction of alternative, non-petroleum fuels. The petroleum and oxygenate industries responded by offering a reformulated gasoline program as a substitute for most of the alternate fuel proposals. As a result, the amendments to the federal Clean Air Act adopted in 1990 required steps to achieve lower vehicle emission...
    Free research essays on topics related to: reformulated gasoline, clean air act, university of california, department of health, environmental protection agency
  • Sustainable Development Three Examples
    1,392 words
    Can Natural Step promote sustainability in Organisations? There are three examples where companies have used The Natural Step and the outcomes prove whether it promotes sustainability. The examples shown are Stena Metall AB, an industrial recycling, trading and shipping company. The second example is Scandic Hotels and example three is Interface, a manufacturer of commercial floor covering. The Natural Step is a non- profit environmental education organisation with sight of the socially and ecol...
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  • Plants And Animals Ocean Pollution Oceans
    528 words
    Pollution in our oceans is a serious problem. According to Marie Wild in her article "Ocean Pollution", "Ocean pollution is one of the major killers of our sea animals. ." Most of the waste that is dumped is plastic, which takes hundreds of years to break down (Oceanic Research Foundation [ORF]). Everyday millions of animals are caught in fishing nets and six pack beer rings. It is thought that only fish are affected from getting caught in these. In reality they also kill birds, turtles, dolphin...
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  • Influence Of Alcohol Pre Prohibition
    1,361 words
    As under a spell, the people had suffered this act to be brought to its fatal conclusion, but with the first touch of cold reality the charm was undone, and the law appeared in its true aspect. Brought about by the Eighteenth Amendment and enforced through the Volstead Act, lasted for over a decade. Despite a growing lack of public support for both Prohibition and restraint itself, the ban on alcohol continued throughout the United States least in the law books. In practice, however, National Pr...
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  • Billion Per Year War On Drugs
    1,231 words
    America is spending millions of dollars to run ad campaigns with teenage waifs smashing up the kitchen with frying pans, brain fried egg commercials, and other inaccurate and misleading ads put fear into our nations youth and adults alike. One such ad showed a flat line brain scan purportedly hooked up to a drug user. It was later proven that it was hooked up to nothing and most of our nations kids now know it. Seeing the "Land of the Free" turn into a nation that imprisons more of its citizens ...
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  • Carbon Dioxide Ozone Layer
    924 words
    A. Who makes up most of the pollution B. Who and what is harmed by pollution Conclusion: We need to use renewable resources and finding uses for waste products instead of creating pollution by throwing them out. Our environment is a crucial part of our lives, and we must learn how to treat it correctly. Without it we would not be living. We need to become more aware of the circumstances that are going to take place if action is not taken. We need to stop making emphasis on what will make us more...
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  • Performance Enhancing Drugs York Chelsea House Publishers
    1,355 words
    ... use such dangerous materials? That is one question no one can yet answer. Performance-enhancing drugs are not solely used by men in these types of activities. Women also have been known to use them, especially Chinese women. For example, there was quite a controversy in the recent National Games in Shanghai, China. According to Phillip Whitten of The New Republic, ... in the weight-lifting arena alone, Chinese women eclipsed every world record in all nine weight classes... in some weight-lif...
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  • Amounts Of Alcohol Heavy Drinkers
    1,025 words
    Alcohol is the most used and abused drug in the world, for this reason there is no wonder why we have alcohol problems. The most common problem is alcoholism. Alcoholism is a chronic usually progressive disease that includes both a psychological and a physical addiction to alcohol. Alcoholics know what will happen to them when they drink but they are so addicted they cant stop drinking. Alcohol becomes the most important part of the persons life. It totally consumes them, all their thoughts and ...
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  • Pain And Suffering Human Beings
    1,135 words
    When faced with the choice of sparing an animal's life or saving a human being, most people would reasonably choose to save the human. But are human needs more important than non-human animals? Most people think of animals as objects whose purpose is to serve our desires and whims, whether for the taste of their flesh, or the feel of their fur and skin, or the profit that can be made from either of these activities. Perhaps we should rethink the multitude of ways we use animals for our purposes ...
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  • H 2 O Nucleic Acid
    1,102 words
    A Controlled experiment allows a researcher to isolate and test a single variable A kilogram is approx. equal to 2. 2 pounds A meter is a little longer than a yard An astronaut would expect her weight to be different on the moon A milliliter is equal to cc, ml, cubic cente meter The weight of an object is the measure of the pull of gravity 0 - 100 is freezing to boiling on the cells scale Living orginsims produce new orginsims of the same species by reproduction All living orginsims must obtain ...
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  • Graduated Cylinder Decimal Places
    849 words
    Closing the ports changed the color of the flame. Depending on the color of the flame is the combustion. When the flame was orange is had incomplete combustion, when the ports were closed and the flame turned blue, it had complete combustion which is wanted. Turning the needle valve at the bottom of the burner adjusted its height. A lower flame was needed more because it was more controlled and easier to work with, and using the needle valve accomplished this. When burning the evaporation dish, ...
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  • Central Nervous System Psychedelic Drugs
    676 words
    A Hallucinogen is defined as a substance that causes excitation of the central nervous system, characterized by hallucination. Mood change, anxiety, sensory distortion, delusion, depersonalization; increased pulse, temperature, increased blood pressure, and dilation of the pupils are the many effects that occur. Psychic dependence may occur, and depressive or suicidal psychotic states may result from the ingestion of hallucinogenic substances. Some kinds of hallucinogens are lysergic acid, commo...
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  • Fake Id Jail Time
    1,031 words
    How do fake IDs assist in illegal activity in underage minors? We think that with the use of fake IDs, minors are able to obtain things they would not be able to get without a fake id, thus increasing the use of alcohol (going to bars), and underage smoking. It also increases other things that minors would not be able to do, such as get into over 18 clubs, R rated movies, buy spray paint and weaponry such as box cutters. The problems of the underage youth using fake IDs to buy substances, and do...
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  • Violent Crimes Illegal Drugs
    835 words
    The Illegal Drugs Illegal Drugs The product is illegal drugs. The people who deal these drugs are criminals. Thats what makes the drug business different then any other. Alcohol is a drug, yet adults are allowed to use alcohol products. Nicotine is a drug, yet adults are allowed to use many different forms of tobacco products, all which have tobacco in them. The drug Caffeine can be found in many everyday items, like soda candy bars. Think of how many cops we would need if caffeine products were...
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  • Urinary Tract Kidney Stones
    624 words
    Kidneys Kidney Diseases Kidney Diseases Kidneys are paired organs, each sharing equally the work of removing wastes and excess water from the blood. Remarkably, a single kidney can do the job of both if one kidney is lost through injury or disease. It sometimes occurs, although rarely, that a person is born with only one kidney. Such people are able to lead normal lives. Diseases of the kidney range from mild infection to life-threatening kidney failure. The most common form of kidney disease is...
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  • Tobacco And Alcohol Alcohol And Tobacco
    1,111 words
    Would Legalization Benefit Society? Would legalization in anyway benefit society? That is exactly the point that Benson B. Roe and William J. Olson tackle in these selections. With Benson taking the pro side and William taking the con side. In both articles they argue over the effects that the legalization of drugs would have on our American society. Benson says that drugs are no worse than tobacco and alcohol. William will actually agree with this and say that we should prohibit tobacco and alc...
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  • Health And Human Services Department Of Health And Human
    812 words
    ENCMarijuana 3 Jose Corbera ENC 1101 593 - 54 - 3575 10 / 12 / 99 Essay 2: Personal Commentary The need to solve the drug problem has been a reoccurring theme of political and social commentary in the United States for most of the past decade. The increase in drug use has begun a serious investigation into its causes, a massive investment of social efforts to contain it, and a mobilization of medical and par- medical resources to treat its victims. Why do people abuse drugs? Many people continua...
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  • Sodium Hydroxide Hydrochloric Acid
    600 words
    Back titration: Work to be done: To find out the atomic mass of a substance using a method called back titration. Chemicals and apparatus: Magnesium Beaker Glass Burette Distilled water Methyl red 0. 5 M sodium hydroxide, NaOH 1. 0 M hydrochloric acid, HCl Lab-work: The name of the experiment explains the way of doing it quite well. You do measure how much you have of the substances and then do the titration. My mission was to find out the atomic mass of magnesium. I took a sample and weighted i...
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  • Anabolic Steroids Taking Steroids
    652 words
    Are steroids a drug? Yes, they are considered drugs and some types are illegal. These types of steroids are very controversial because they help body builders to bulk up fast and they make the body builder gain weight and loose fat in a short period of time. But on the other hand steroids also destroy the body. It causes different anatomy parts to either shrink or swell depending on whether the user in male or female. The main type of steroid abused is anabolic steroids, and they are the governm...
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  • Male Hormone Testosterone Anabolic Steroids
    650 words
    Our group chose steroids because of its longtime popularity among athletes and the such, and our soul goal is to inform the class on its composition, effects, and some statistics on who takes and under what circumstances these drugs are taken. Anabolic steroids are synthetic derivatives of the male hormone testosterone. The full name is androgenic anabolic steroids meaning promoting masculine characteristics, building, drugs. Unlike other drugs, steroids are usually taken for somewhat of a posit...
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