Zep Heavy-Duty Citrus Degreaser & Cleaner powers through the toughest grease, dirt and grime. Dissolving away the most stubborn stains, this degreaser can be used on appliances, grills, stove tops, concrete, tools, engines, fiberglass, aluminum, stainless steel and kitchen surfaces. It is great for both professional and home use.For use on: Appliances, grills, stovetops, concrete, tools, engines, fiberglass, aluminum, stainless steel and kitchen surfaces. Not for use on: Glass, acrylic glass, plastics, auto paint, leather or natural stone surfaces. Surface Compatibility: Before using product on surfaces not recommended on this label, test in an inconspicuous area. Never allow product to dry on surface before rinsing. Always rinse quickly when using on painted, stained or varnished surfaces.