Boric acid is a mild antiseptic that is commonly used in household products. It is a white, odorless powder that is composed of boron, oxygen, and hydrogen. Boric acid has been used for centuries as an antiseptic, and it is still used today to treat minor cuts, scrapes, and burns. It is also used to treat fungal infections, such as athlete's foot and ringworm. In addition, boric acid can be used as an insecticide to kill cockroaches, ants, and other pests.