TEPP

Definitions

noun A crystalline organophosphorus compound, C₈H₂₀O₇P₂, that inhibits the action of acetylcholinesterase and is used as an insecticide.

[t(etra)– + e(thyl) + p(yro)– + p(hosphate).]

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TEPP which is teta ethyl pyrophosphate is a very quick acting material but doesn't last.

Northern Nut Growers Association Report of the Proceedings at the Forty-Second Annual Meeting Urbana, Illinois, August 28, 29 and 30, 1951
Some like Parathion, TEPP, Endrin, and Thimet are highly dangerous, while others like Malathion, Gardona, and Actellic are among the safest insecticides available.

Chapter 10 1981
Note that some insecticides like TEPP and Phosdrin are about as toxic dermally as they are orally.

Chapter 12 1981
Lindane proved to be approximately 95\% efficient, parathion roughly 60\% and TEPP about

Northern Nut Growers Association Report of the Proceedings at the 43rd Annual Meeting Rockport, Indiana, August 25, 26 and 27, 1952
Three insecticides were tested at Anna, Illinois, Lindane, parathion, and tetra ethyl pyro phosphate, known as TEPP.

Northern Nut Growers Association Report of the Proceedings at the 43rd Annual Meeting Rockport, Indiana, August 25, 26 and 27, 1952
Starting up with collective savings and a grant of Rs 10 lakh from the TEPP program under the Union Ministry of Science and Technology, Aswin and Ajit Uniformed the idea on a visit through a local NGO with their professor.

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