This revolutionary paint remover is safe for the user, any surface and the environment. Great for both DIYers and Professionals, SMART STRIP Aerosol will remove multiple layers of virtually any paint (oil-based, water-based, acrylic, varnish, urethane Ð even old lead paints) from any interior/exterior surface in a single application. It is formulated without methylene chloride, caustic or other harsh solvents. This water-based remover is 100% biodegradable, odor free and low VOC. Smart Strip Aerosol is great for intricate detail work and hard to reach areas. Water clean up.