Contains powerful cleaners plus Clorox Bleach. Removes tough stains, grease and soap scum. Won't splash or drip, and will rinse away easily. Where to use. Clorox Clean-up Gel cleans hard non-porous surfaces such as sinks, counter tops, tubs, tiles, toilets, stovetops and appliances. Prolonged contact with metal, old porcelain or worn plastic laminate may cause discoloration.