Powers off tough hard water deposits an light surface rust. Dissolves heavy soap scum buildup with a blast of citrus fresh power. The fast-acting, heavy-hitting action leaves bathroom surfaces sparkling clean and citrus fresh! This biodegradable, user-friendly formula contains no abrasives or bleach and will not scratch surfaces. Cleans tubs, tile and grout, showers, shower curtains and doors, sinks, fixtures, vanity tops, toilets, porcelain, fiberglass, ceramic, and synthetic marble. Also cleans plastic, baked enamel, and stainless steel. Use on Formica and no-wax floors.