A pesticide is any substance or mixture of substances intended for preventing, destroying, repelling, or mitigating any pest. Though often misunderstood to refer only to insecticides, the term pesticide also applies to herbicides, fungicides, and various other substances used to control pests. Under United States law, a pesticide is also any substance or mixture of substances intended for use as a plant regulator, defoliant, or desiccant.
Many household products are pesticides.
Cockroach sprays and baits Insect repellents for personal use. Rat and other rodent poisons. Flea and tick sprays, powders, and pet collars. Kitchen, laundry, and bath disinfectants and sanitizers. Products that kill mold and mildew.