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parathion

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par·a·thi·on  (pr-thn)
n.
A highly poisonous yellowish liquid insecticide, C8H10NO5PS.
[para- + thio(phosphate), phosphoric acid salt (thio- + phosphate) + -on.]
parathion [ˌpærəˈθaɪɒn]
n
(Chemistry / Elements & Compounds) a slightly water-soluble toxic oil, odourless and colourless when pure, used as an insecticide. Formula: C10H14NO5PS
[from para-1 + thio- + -on]
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.parathion - a colorless and odorless toxic oil used as an insecticide
insect powder, insecticide - a chemical used to kill insects
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For this study, the researchers looked at five classes of chemical agents in water: Diuron, atrazine, paraquat, methyl parathion and potassium cyanide.
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In lab tests, researchers were able to show that the presence of the pesticide parathion at a concentration of less than one microgram per litre resulted in a halving of the electrical current, thus producing a clear measuring signal.
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The researchers treated the seeds and their bacterial partners with one of three pesticides: methyl parathion, DDT, and pentachlorophenol.
In a fix: agricultural chemicals disturb a natural relationship by Cunningham, A. / Science News
 
 
 
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