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made of dried flower heads of pyrethrum plants
an insecticide that is also toxic to animals and humans; banned in the United States since 1972
an insecticide that kills the larvae of insects
a poisonous white solid (Pb3[AsO4]2) used as an insecticide
a white crystalline powder used as an agricultural insecticide
a yellow insecticide used as a dust or spray to control garden pests and house flies and mites
an insecticide that interferes with an insect's nervous system
a colorless and odorless toxic oil used as an insecticide
a toxic double salt of copper arsenate and copper acetate
a white crystalline insecticide that has low toxicity for mammals; is used in home gardens; extracted from the roots of derris and cube
a common organophosphate insecticide
a preparation of lindane (trade name Kwell) that is used to kill lice and itch mites; available in cream or shampoo