Simple Green Lime Scale Remover uses an organic salt formula to dissolve lime scale, mineral deposits, hard water stains, soap scum and oxidation from porcelain, ceramic tile, glass, aluminum, stainless steel, chrome, and more. The non-abrasive formula is buffered for use on protective finishes unlike harsh descalers. Can be used on drains and pipes including ABD, PVC, copper, and others. Application: Descaler/Cleaner; Applicable Material: Ceramic; Fiberglass; Plastic; Porcelain; Stainless Steel; Tile; Dirt Types: Calcium; Lime; Mineral Scale; Soap Scum; Scent: Wintergreen.