chlorinated hydrocarbons


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chlorinated hydrocarbons

Highly toxic pesticides including Aldrin, DDT and dieldrin, now largely banned in the West.
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References in periodicals archive ?
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.
Farmers in Pakistan use insecticides to reduce armyworm attack but the use of insecticides increases the cost/benefit ratio and adsorption of chlorinated hydrocarbons in adipose tissues of animals provide a source of chlorinated hydrocarbon transfer through the food chain which may negatively affect animals and humans (Peakall, 1996; Blus et al., 1996).
Solvents are commonly classified into chlorinated hydrocarbons (CHC), non-halogenated hydrocarbons (NH) and modified alcohols a.k.a.
Her discussion of chlorinated hydrocarbons other than DDT is most useful.
Many shops use spot cleaning products that contain very high concentrations of chlorinated hydrocarbons. When chlorine-free dry cleaning solvents like DF-2000 are used, these products increase the probability that the waste streams will fail regulatory benchmarks.
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).
The characteristics of iron shavings differed from iron powder greatly, and there has been no research reports concerning the potential reduction processes and mechanisms of chlorinated hydrocarbons by iron shavings.
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.