5 Gallon CITRUSOLV™ Concentrate Natural Degreaser, Deodorizer #20905. Formulated with "natural citrus solvents" to degrease, penetrate and liquify heavy grease and oil deposits from many surfaces. Ideal for removing oily films from metal surfaces, unclogging drains and grease traps, cleaning motors, removing adhesives, decals and many other difficult cleaning tasks. This formulation contains natural citrus solvents extracted from the peel of oranges. It is nonconductive and noncorrosive to metals.