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Free research papers and essays on topics related to: polychlorinated biphenyls
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- Polychlorinated Biphenyls - 1,024 words
Polychlorinated Biphenyls Polychlorinated biphenyls are a family of man-made chemicals that contain two hundred and nine individual compounds with varying toxicity. Many different combinations are possible. In chemical terminology, "phenyl" denotes a ring structure of six carbon atoms attached to something else; "biphenyl" results when two such rings are attached to each other. Polychlorinated biphenyl (PCB) is any molecule having multiple chlorine atoms attached to the carbon atoms of a biphenyl nucleus. Chlorine atoms can be placed at any or all of ten available sites. PCBs have been used widely as coolants and lubricants in transformers, capacitors, and other electrical equipment. The man ...
Related: polychlorinated biphenyls, health hazards, fire safety, health effects, cancer
- Acid - 1,218 words
Acid Rain Acid rain is a serious problem with disastrous effects. Each day this serious problem increases. Many people believe that this issue is too small to deal with right now, and others believe it should be met head on. In the following paragraphs I will be discussing the impact of acid rain effects on wildlife and how our atmosphere is being destroyed. Causes Acid rain is a cancer, eating into the face of Eastern Canada and the North Eastern United States. In Canada, the main sulphuric acid sources are non-ferrous smelters and power generation. On both sides of the border, automobiles are the main sources for nitric acid (about 40% of the total). Power generating plants, industrial com ...
Related: acid, acid rain, great lakes, disease prevention, bear
- Dredging The Hudson River - 1,928 words
Dredging The Hudson River For the past year, the subject of polychlorinated biphenyls in the Hudson River and what should be done about them has been discussed by politicians and residents all over the capital region. Often the top story on the local news, the front page headline of the newspaper, the subject of a special on television, or the reason for a town meeting, dredging has become a much debated topic. With all the information being exchanged and opinions published, it is easy for the average person to become confused. In an attempt to make things clear, the following report defines dredging, PCBs, and presents a short discussion of each side of the Hudson River dredging debate. POL ...
Related: dredging, hudson, hudson river, water treatment, problems associated
- Economic Perspectives On The Internet - 2,213 words
... ials. The Department of Commerce's Office of Antiboycott Compliance (OAC) administers the program through ongoing investigations of corporate activities. OAC operates an automated boycott-reporting system providing statistical and enforcement data to Congress and to the public, issuing interpretations of the regulations for the affected public, and offering nonbinding informal guidance to the private sector on specific compliance concerns. U.S. firms with questions about complying with antiboycott regulations should call OAC at 202-482-2381 or write to Office of Antiboycott Compliance, Bureau of Export Administration, Room 6098, U.S. Department of Commerce, Washington, DC 20230. Antitrus ...
Related: economic cooperation, economic perspectives, foreign trade, resource conservation, entitled
- Gasoline - 1,017 words
Gasoline Demand for gasoline has been the driving force in utilization and depletion of crude petroleum, which is a non-renewable resource. In recent years, tendencies have just begun to, at times, favor alternative fuels to power autos. Many possible alternative fuels exist, certainly not without their drawbacks. These alternatives include, but are not limited to, various batteries coupled with solar power, alcohols, gasohols, and both liquefied and gaseous natural gas, as well as hydrogen. As mentioned above, drawbacks do exist; the chief drawbacks being cost of adaption / implementation, engineering, and cost of the fuels themselves. As stated by many a chairman of petroleum companies, al ...
Related: gasoline, time magazine, national research, alternative fuels, justify
- Intrnational Mkt Research Canada - 4,568 words
... ade Summary, 1997 Newfoundland Prince Edward Island Nova Scotia New Brunswick Quebec Ontario Manitoba Saskatchewan Alberta British Columbia Yukon Territories NW Territories Appendix E NAFTA: A PARTNERSHIEP AT WORK (Department of Foreign Affairs and International Trade (DFAIT): June 1997 TABLE OF CONTENTS Introduction NAFTA: A Partnership at Work The NAFTA Commission NAFTA Coordinating Secretariat Working Groups and Committees The Dispute Settlement Process Accession to the NAFTA Trade Results Trade In Services Trade Liberalization through Tariff Reduction Commitments Investment The North American Agreements on Environmental and Labour Co-operation Labour Environment Introduction The Nort ...
Related: canada, statistics canada, united states canada, mexican economy, financial resources
- The Hudson River And Pcb Pollution - 1,523 words
The Hudson River And Pcb Pollution The Hudson River and PCB Pollution The Hudson River is a body of water that stretches for 315 miles from the Adirondack Mountains to the Battery in Manhattan, reaching its deepest point of 216 feet in the Highlands near Constitution Island and West Point and reaches its widest point of 3 miles across at Havestraw. This river is one of the most beautiful and scenic of the Tri-State area. Unfortunately, it happens to be New Yorks most polluted river. The river has been influenced upon since the early 1600s, when Englishman Henry Hudson commanded the Dutch ship Half Moon on an exploration of the river, certain that he had discovered a trade route to China. It ...
Related: hudson, hudson river, industrial pollution, pollution, york press
- Thoughts On Acid Rain Acid Rain Is A Serious Problem With Disastrous Effects Each Day This Serious Problem Increases, Many Pe - 1,274 words
THOUGHTS ON ACID RAIN Acid rain is a serious problem with disastrous effects. Each day this serious problem increases, many people believe that this issue is too small to deal with right now this issue should be met head on and solved before it is too late. In the following paragraphs I will be discussing the impact has on the wildlife and how our atmosphere is being destroyed by acid rain. CAUSES Acid rain is a cancer eating into the face of Eastern Canada and the North Eastern United States. In Canada, the main sulphuric acid sources are non-ferrous smelters and power generation. On both sides of the border, cars and trucks are the main sources for nitric acid(about 40% of the total), whil ...
Related: acid, acid rain, disastrous, health effects, rain
- Water Pollution - 1,069 words
Water Pollution Nick Lambert 11/12/00 Physics CP (9-11) Ms. Monillas The societies of this world need to wake up, and not only listen to, but understand that it is time to find better ways of dealing with wastes, rather than nonchalantly dumping it into our oceans. For decades people in societies worldwide have taken advantage of the Earths waters simply by dumping whatever they do not want into them. Apparently our time of easy disposal has run out, the oceans and the life within our showing distinct signs of poor health. The continuous dumping (or traditional dumping) of industrial wastes as well as sewage and garbage into the oceans is beginning to show definite signs of pollution caused ...
Related: oil pollution, pollution, water pollution, national research, california coast
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