Grease, tar and oil are some of the most stubborn stains around. CLR Grease Magnet is a fast-acting, powerful cleaner formulated to quickly clean stubborn oil, grease and tar from cement, terrazzo, stone floors, blacktop, sidewalks, driveways, motors, factory floors, garage floors, barbeque grills, pool decks, motors and machinery. This industrial strength cleaner removes oil, grease and tar to help make driveways and garage floors look almost new again. CLR Grease Magnet is biodegradable and will not harm grass, shrubs or surrounding vegetation. Always spot test in an inconspicuous area first. Industrial strength degreaserWill not harm grassBiodegradable42 Oz. sizeFast-actingRemoves stains from factory floors, garages, pool decks, driveways and sidewalksGrease Magnet is the Answer for easy and fast removal of industrial strength stains.