This high foam, heavy-duty formula is an effective cleaner which is safe on porcelain, ceramics, stainless steel and cast iron surfaces. Use on warm or cold surfaces, no scraping. Works in minutes or over night. It quickly cuts through heavy grease, baked-on foods and carbon stuck to oven grills, hoods and drip pans. The heavy-duty foam provides excellent cling time allowing the active ingredients to work deeply into thick grease build-up