Recommended for use on grills. Notice: Rinse thoroughly before and after each use and squeeze dry, especially when using with products containing bleach. Sanitize in the dishwasher or by boiling. Do not microwave. Do not use on stainless steel appliances. This pad may scratch some surfaces. It is not recommended for cleaning glassware, plasticware, porcelain, non - stick surfaces, or polished, brushed or satin finished surfaces. Test first in an inconspicuous area and allow to dry to verify no surface damage. Not for aquarium use.