(12) quart containers. White Ocean Foam is a fast-acting, foaming acid cleaner which removes soap residue, limescale, and other hard water deposits from porcelain, chrome and tile. Thickened foam clings to fixtures and vertical surfaces for improved cleaning action. For use in showers, restrooms, on A/C fins, bowls, urinals, sinks and drinking fountains. Deodorizes as it cleans. Use on metal, fiberglass, grout, glass, ceramic, and porcelain.