In its full strength, it may be used to remove dirt, oil, and grease form engine compartments, tiers, wheels, and construction equipment. For janitorial and shop cleaning, use Red Stuff at full strength to strip wax or remove grease and oil from floors. Dilution to various degrees allows it to be used on hot pressure washer downline injection systems; carpet pre-treatment; cleaning sealed concrete, vinyl, or tile floors; and cleaning laminated countertops and porcelain fixtures. For commercial and industrial use only.