PLUS is designed for the maximum in power and safety to remove very heavy grease from heavy equipment and rolling stock; yet will not harm the paint on the equipment being cleaned. PLUS is designed to enable the user to clean most soils from paint, without brushing or resorting to high pressure application. PLUS is a through the pressure washer type degreaser that can be applied at high dilutions to save you money. This solution works well in hot or cold water though when used in hot it will also clean the pressure washer coils as it works. With a good rinse PLUS leaves no film or water spots on glass. There are no hazardous ingredients in PLUS.