430 ILCS 40/2.02

"Household substance" means any substance which is customarily produced or distributed for sale for consumption or use, or customarily stored, by individuals in or about the household which is:

(1) a hazardous substance as that term is defined in Section 2-4 of the Uniform Hazardous Substances Act;

(2) an economic poison as that term is defined in Section 2 of the Economic Poison Law;

(3) a food, drug, or cosmetic as those terms are defined in Section 2 of the Illinois Food, Drug and Cosmetic Act; or

(4) a substance intended for use as fuel when stored in a portable container and used in the heating, cooking or refrigeration system of a house.