Ключевые слова: 3d, agriculture, atom, cancer, chemical, chemistry, chlorine, control, ddt, dichlorodiphenyltrichloroethane, ecology, environment, environmental, formula, health, herbicide, illustration, insecticide, model, molecular, molecule, organic, organochlorine, persistent, pesticide, poison, pollutant, pollution, science, scientific, structure, substance, synthetic, toxic, white background,