This heavy-duty formulation works on grease, caked on foods and other cooking soils for daytime application or overnight cleaning. An effective product that is safe for use on ceramics, stainless steel & cast iron surfaces. Cleans dried food, oil, grease and carbon. Claire Grill & Oven Cleaner penetrates, emulsifies, lifts and holds the soils so you can wipe the surface clean. Excellent for cleaning grills, rotisseries, stove burners, and other cookware that is resistant to caustics.