Polishing Cleanser is a mild abrasive for tough cleaning jobs. Recommended for cleaning  tough-to-remove soils and stains in showers, restrooms and other areas in schools,  automotive detailing shops, manufacturing plants, hotels, motels, hospitals, nursing homes  and instutional settings. Excellent for removing stubborn water spots, buildups, scuffs,  grease, rubber marks, hard water deposits and soap scum.