Solvent, substance, ordinarily a liquid, in which other materials dissolve to form a solution. Polar solvents (e.g., water) favour formation of ions; nonpolar ones (e.g., hydrocarbons) do not. solvent: Solvents

Peroxide, any of a class of chemical compounds in which two oxygen atoms are linked together by a single covalent bond. Several organic and inorganic peroxides are useful as bleaching

Antioxidants have a variety of uses in the industry. Antioxidants are added to polymers such as rubbers, plastics and adhesives to prevent their oxidative damage