Pesticide Toxicity Toxicity measure of ability of a chemical to injure /kill Exposure contact with chemical Hazard-degree of exposure toxicity level LDs0 lethal dose to kill 50%of test animalsPesticide Toxicity Toxicity - measure of ability of a chemical to injure /kill Exposure - contact with chemical Hazard - degree of exposure & toxicity level LD50 - lethal dose to kill 50% of test animals