chlorinated hydrocarbons


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chlorinated hydrocarbons

Highly toxic pesticides including Aldrin, DDT and dieldrin, now largely banned in the West.
References in periodicals archive ?
In the groundwater effluent from the former "schaedla" chemical cleansing plant in heidelberg, A considerable contamination with light volatile chlorinated hydrocarbons (chp) was detected.
Since its reported resistance to DDT in 1953, DBM has developed resistance to dozens of widely-used insecticides including spinsosad, indoxacarb, chlorinated hydrocarbons, carbamates, organophosphates and pyrethroids, among others.
The Brio Refining toxic Superfund site, where ethylbenzene, chlorinated hydrocarbons and other chemical compounds were once pooled in pits before the Environmental Protection Agency removed them, sits "just up the road, and it drains into our watershed," he said.
Her discussion of chlorinated hydrocarbons other than DDT is most useful.
One or more chlorinated hydrocarbons were also detected in samples of Adco-Laidlaw Pull-Out Premium-V, Street's MultiSpot, and Street's Spotless.
In 1976, the Gas Chromatograph Mass Spectrometer instrument on NASA's Viking landers detected two simple chlorinated hydrocarbons after heating Martian soils for analysis (chloromethane and dichloromethane).
Flex-Lag Adhesives are also environmentally friendly, comprised of a polychloroprene rubber in a solvent base that is free of chlorinated hydrocarbons.
Chlorinated hydrocarbons are a group of chemicals that include pesticides such as DDT, solvents such as chloroform, polyvinyl chloride products, and others.
Several chlorinated hydrocarbons are first dechlorinated microbiologically and then metabolized.
The author notes six factors that have contributed to these improvements: advances in pesticide chemistry and toxicology, the banning of many chlorinated hydrocarbons, the development of new biochemical targets, increased reliance on genetically modified crops that has reduced the amount and variety of pesticides applied, an emphasis on biodegradability and environmental protection, and integrated pest-and pesticide-management systems.
Like many chlorinated hydrocarbons, tetrachloroethene is a central nervous system depressant and can enter the body through the skin, or by inhalation.