insecticide, chlorpyrifos, herbicide, atrazine, paraquat, malathion, fumigant, organophosphate, endosulfan, lindane, fungicide, acaricide, chemicals, methyl bromide, pyrethrin, carbaryl, weed killer, metaldehyde, rodenticide, diquat, heptachlor, miticide, toxaphene, toxin, biocide, weedkiller, organochlorine, diuron, dieldrin, pyrethrum, chloropicrin, rotenone, simazine, ddt, fertilizers, weedicide, chlordane, aflatoxin, arsenic, parthenium, chlorine, antibiotic, carbon tetrachloride, toxicant, chloramine, vinyl chloride, pest, dichlorvos, parathion, larvicide, juglone, poison hemlock, pesticide poisoning, fumigation, coumarin, contaminant, tetrachlorethylene, hoary alyssum, prussic acid, dioxin, cyclamate, larvacide, aldrin, tobacco budworm, mealy bug, pollutant, defoliants, arsenical, jimson weed, leafminer, spraying, nitrofuran, sodium fluoroacetate, endrin, budworm, poisons, sericea lespedeza, trifluralin, groundwater, clubroot, dichlorodiphenyltrichloroethane, contamination, trichloroethane, nematodes, solvents, toxicity, ragwort, dioxane, apple maggot, organophosphorus, spider mite, jimsonweed, nitrate, bollworm, pentachlorophenol, pollution, mycotoxins, perchlorate, preemergence, potato wart, nutsedge, manures, pesticides, insecticides, chemical, herbicides, fertiliser, fertilizer, fungicides, anesthetic, solvent, nutrient, drug, fertilisers, oxidant, plasticizer, lubricant, xenobiotic, agrochemical, caffeine, effluent, nicotine, psychotropic, antidepressant, antiepileptic, chemotherapy, environmental, hazardous, insecticidal, neuroleptic, pesticidal

acaracide, insect powder, scabicide, sheep dip, spray

arsenic, arsenic trioxide, arsenous anhydride, arsenous oxide, bichloride of mercury, chloropicrin, corrosive sublimate, mercuric chloride, mercury chloride, nitrochloroform, pesticide poisoning, phosphine, spray