(1) The organophosphate type of insecticides (examples parathion and malathion) vary greatly in their toxicity and hazard to man.

(2) Some prominent examples are the insecticides parathion , fenitrothion, malathion, and phosphamidon.

(3) These pesticides include the insecticides methyl parathion , lindane and DDT.

(4) The agency has already taken the needed action limiting methyl parathion and chlorpyrifos.

(5) In India, cases of pesticide poisoning have been reported ever since 1953, when 102 persons died of ethyl parathion , the first insecticide to be introduced in the country.