Cide Liquid Toilet Bowl Cleaner is a rich cling-type multipurpose acidic cleaner with a high concentration of selected acids, detergents, and corrosion inhibitors. CIDE Toilet Bowl Cleaner quickly removes rust and yellow stains, lime scale deposits, soap scum, and hard water residue. Its rich clinging gel formula works longer and harder on vertical surfaces, leaving a clean shine and fresh fragrance. It is safe for cleaning toilets, septic tanks, cess Pools, drain lines, and water treatment systems.