Loctite 7840 20LLOCTITE SF 7840 is a concentrated, biodegradable cleaner that contains no hazardous solvents and dilutes with water to serve a wide range of industrial cleaning applications. Typical applications for this product include engines, motors, castings, valves, bearings, tanks, machinery, windows, carpets, and concrete floors. The product can remove grease, lubricants, cutting oils, fuel oils, tar, road salt, light carbon, food stains, wax, animal fat,