For use in well ventilated areas away from open flames, sparks, or heaters. Softens oil-base paints, lacquer, synthetic baked finishes and varnish from flat or horizontal surfaces, such as tops of tables, desks and bureaus, chair and bench seats, etc. Easily remove sludge with a dull putty knife. Professional use in dip tanks where the piece can be totally or even partially submerged.