Commercial grade. Quality since 1871. Uses for this oven & grill cleaner. Cleans burnt-on grease and grime from ovens, range tops, fryers, toasters, broilers, glazes, brick, glass and steam jacket kettles. Cleaner is safe and very effective for use on stainless steel, chrome, porcelain, brass, copper, cast iron and ceramics. Oven & grill cleaner leaves no toxic fumes or odors. In 1871 two brothers settled into the dusty ranch town of Los Angeles. Grocers by profession and entrepreneurs by spirit, they began supplying quality essentials to the growing community. Today our commitment to quality products is still the hallmark of our name. Take a walk down First Street and enjoy the quality and value in every product we make. 100% guaranteed: Quality guaranteed or your money back. Product of USA.