LIFT AWAY GRAFFITI REMOVER AEROSOL - 12 OZ CAN (7090)Watch Dog Lift Away Water Based Graffiti Remover is non toxic, bio degradable formulation designed to specifically remove graffiti from smooth surfaces such as glass, terrazzo, metal and other non porous surfaces. In most cases, Watch Dog Lift Away Graffiti Remover will work in under a minute. We personally saw this product demonstrated and were impressed by its capabilities. It is non toxic, non carcinogenic and nonflammable. Surface and air