The use of DDT and other new insecticides in protecting food.
D003634:DDT; D005018:Ethyl Chloride; D005502:Food; D006801:Humans; D006920:Hygiene; D007306:Insecticides; D020011:Protective Agents
D007306:Insecticides; D020011:Protective Agents; D005018:Ethyl Chloride; D003634:DDT
CHLORO PHENYL CHLOROETHANE (DDT); FOOD/hygiene; INSECTICIDES