Sell Oil Cleaner. eco-friendly, biodegradable components and combining chemical surfactants. When used as a WB effective CLEAN OIL will eliminate oils, fat yg fouled hard surfaces. The oil and solids will be deferred until flushed into the holding tank, separator or swimming holes of the deposition where the mixture will separate to form water and layers of different oils that allow easy removal from unwanted contaminants from the water discharge.