1. 
   allethrins
   Type: Term Pronunciation: al′ĕ-thrinz Definitions: 1. Allethrolone esters of chrysanthemum-monocarboxylic acids and synthetic analogues of pyrethrins, which are pyrethrolone esters of the same acids; viscous liquids, insoluble in water that can be absorbed by lungs, skin, and mucous membr...
   Found op http://www.medilexicon.com/medicaldictionary.php?t=2313
   
   
2. 
   Allethrins
   The allethrins are a pair of related synthetic compounds used in insecticides. They are synthetic pyrethroids, a synthetic form of a chemical found naturally in the chrysanthemum flower. They were first synthesized in the United States by Milton S. Schechter in 1949. Allethrin was the first pyrethr...
   Found op http://en.wikipedia.org/wiki/Allethrins
   
   
3. 
   allethrins
   Allethrolone esters of chrysanthemum-monocarboxylic acids and synthetic analogs of pyrethrins, which are pyrethrolone esters of the same acids; viscous liquids, insoluble in water, that can be absorbed by lungs, skin, and mucous membranes and may cause liver and kidney injury, with lung congestion; ...
   Found op http://www.mondofacto.com/facts/dictionary?allethrins
   
   

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