Whink® Cook-Top Cleaner cleans, polishes, and protects from scratches in one easy step. A minimal amount of this advanced formula removes food, burnt-on grease and grime while leaving behind a protective coating to help prevent scratches. This powerful yet gentle cleaner works on smooth-top ranges, cookware, glass, ceramic, marble, porcelain, laminate, granite, tile, stainless steel and metal surfaces requiring a very mild abrasive cleaner. Not intended for use on floors or surfaces that should not become slippery. How to Clean a Cooktop with Whink Cook-Top Cleaner Shake well. Test first in an inconspicuous area. Apply small amount of cleaner to a cool surface. Rub vigorously with damp paper towel or soft cloth, removing any loose residue. Polish with a clean, dry paper towel or soft cloth. Wash cookware after cleaning it with Whink Cook-Top Cleaner.