Oven & Cookware Cleaner Astonish Oven and Cookware Cleaning Paste has been specially formulated for use around the home. This superb product cleans all types of enamel, porcelain, ovens, cookware, patio furniture. - Prepare and Use: Directions for use: This product is a mild abrasive and care should be taken on delicate surfaces to avoid scratching. Unplug electrical appliances before cleaning. Read instructions before use. Full use instructions printed on the packaging. - Ovens, stove tops, pans and cookware: Where manufacturer permits, apply with damp nylon scouring pad, rub well, and rinse clean. For heavy grease and burnt areas apply with a dry nylon scouring pad and rinse clean. Suitable for Aga/Rayburn ovens (do not use on stainless steel lids). - Glass ceramic stoves: Apply with a damp cloth and rinse clean. Avoid pressure to markings on glass surface. - Bath tubs, tiles, sinks: Apply with a damp cloth, rub gently and rinse clean. Not for plastic or acrylic baths.