Maintain your stove’s original shine with Rutland Liquid Stove and Grill Polish. Convenient, non-toxic liquid formula applies easily and keeps rust at bay. For use on unpainted cast iron only. Protects all natural cast iron from rusting while providing a lustrous shine. For cast iron stoves, grills, ornamental work, railings, fences etc. Restore the beauty of your antique cast iron stove. Preserve heating equipment and barbeque grills out of season. Non-flammable and non-corrosive. A blend of fine natural waxes and black pigments. Do not use on painted or enameled stoves.