Features and BenefitsRemoves automotive and industrial particulate soil faster than the competition*The water-based formula outperforms solvent-based cleaners for fast return to service**Low-residue water-based formula with foaming action for deep penetration50-state VOC compliantNSF Category C1 (#146737)WD-40 SpecialistMachine & Engine Degreaser Foaming Spray makes equipment run smoother, last longer and look like new. This product is a low-residue water-based formula with foaming action that penetrates deep into crevices for completely clean results. Equipped with a nozzle capable of powerful long-distance sprays up to 5 feet, it stays where you spray it. Quickly remove grease, oil, dirt, grime, tar, adhesives, and more without engine disassembly. Works great on auto & truck engines, tractors, forklifts, gears & chains, industrial machinery, farm equipment, and other metal tools. Safe for use on most metals when used as directed.