"Polycyclic aromatic hydrocarbon" Essays and Research Papers

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    shown to increase the risk of cancer. 4. Grilled Red Meat There is nothing quite like a freshly grilled steak hot of the barbecue‚ but did you know that when meat is cooked at high temperature‚ such as on a grill‚ a byproduct called heterocyclic aromatic amines is produced. These are known carcinogens that could increase your risk of developing several types of cancers. Unfortunately‚ according to the National Cancer Center‚ there are still no official guidelines from healthcare experts concerning

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    direct damage on children in the United States and called it‚ “the addiction to fossil fuel”. It seems that the fine particles- due to burning coal in power plants. These fine particles are said to be inhaled from the air we breathe; polycyclic aromatic hydrocarbons (PAHs)‚ sulfur and nitrogen oxides‚

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    enzymatic reactions that produce folic acid which acts as a coenzyme in the synthesis of purine‚ pyrimidine and other amino acids. In part C‚ Fluorene was dissolved in three solvents. Fluorene(C13H10) is a polycyclic aromatic hydrocarbon. It forms white crystals that exhibit a characteristic‚ aromatic odor similar to that of naphthalene. It is combustible. It has a violet fluorescence‚ hence its name. For commercial purposes it is obtained from coal tar. Results: In part A‚ .30g of impure Sulfanilamide

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    Smoke From Wikipedia‚ the free encyclopedia For other uses‚ see Smoke (disambiguation). Smoke from a bee smoker‚ used inbeekeeping the smoke of burning tungsten in alightbulb Smoke is a collection of airborne solid and liquid particulates and gases[1] emitted when a material undergoes combustion or pyrolysis‚ together with the quantity of air that is entrained or otherwise mixed into the mass. It is commonly an unwanted by-product of fires (including stoves‚ candles‚ oil lamps‚ and fireplaces)

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    RESEARCH PAPER ON BIOLOGICAL ACTIVITY OF ACTINOMYCETES ................ ABSTRACT: The microorganisms are ubiquitous in nature. They are found in probably every environmental condition present on earth. Actinomycetes were originally considered to be an intermediate group between bacteria and fungi but now are recognized as prokaryotic organisms with high G+C (>55%) content in their DNA. Our project aim is to evaluate some biological activities of Actinomycetes like:

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    Biodegradation

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    Classes of Hydrocarbon in Mixed Waste Systems Suresh Inakollu‚1 Huang-Chin Hung‚2 and Gina S. Shreve2‚* 1Enviro Matrix Inc. Detroit‚ MI 48202 2Department of Chemical Engineering and Materials Science Wayne State University Detroit‚ MI 48202 ABSTRACT This study examines the effect of two rhamnolipid biosurfactants on the first-order biodegradation rate constant for a microbial consortium growing on a mixture of hydrocarbons representing four structural classes of hydrocarbons. The microbial

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    and diesel engines that particularly burn petroleum in order to release energy. The substance of petroleum contains hydrocarbons (huge particles made of hydrogen and carbon.) Ideally‚ thoroughly burning this chemical compound with an adequate amount of oxygen should result in forming nothing more than water and carbon dioxide. Unfortunately‚ fuels are not made of pure hydrocarbons and engines do not burn without producing harmful pollution. The effect of such practices releases all sorts of toxics

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    APPLICATIONS OF ORGANIC COMPOUNDS IN LASER TECHNOLOGY WHAT IS AN ORGANIC COMPOUND? An organic compound is any member of a large class of gaseous‚ liquid‚ or solid chemical compounds whose molecules contain carbon. Organic chemistry is the science concerned with all aspects of organic compounds. Organic synthesis is the methodology of their preparation. APPLICATIONS OF ORGANIC COMPOUNDS clothing of cotton‚ wool‚ silk‚ and synthetic fibres; common fuels‚ such as wood‚ coal‚ petroleum‚ and natural

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    pharmacology‚ 72(5)‚ 836-838. 6) Guengerich FP. Cytochrome P450 enzymes. In: Guengerich‚ F.P. (Ed.)‚ Comprehensive Toxicology: Biotransformation‚ vol. 3. Elsevier Science‚ Oxford‚ pp. 37–68‚ 1997. 7) Moorthy‚ B.‚ Chu‚ C.‚ & Carlin‚ D. J. (2015). Polycyclic Aromatic Hydrocarbons: From Metabolism to Lung Cancer. Toxicological Sciences‚ 145(1)‚ 5-15. 8) Pavanello‚ S.‚ Fedeli‚ U.‚ Mastrangelo‚ G.‚ Rota‚ F.‚ Overvad‚ K.‚ Raaschou-Nielsen‚ O. & Vogel‚ U. (2012). Role of CYP1A2 polymorphisms on lung cancer risk in

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    Pros And Cons of Medical Marijuana Medical marijuana is something that has been considered making legal in California for a couple of years now. People are allowed to get there medical marijuana card very easily in California if they qualify for some of the illnesses that medical marijuana is supposed to help with the pain that the illness causes. There are some pros and cons about medical marijuana which people who do use medical marijuana should know. * Believe it or not there are actually

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