Zep Parts Washer Solvent with Citrus is a petroleum-based parts washer solvent designed for use in cold solvent cleaning tanks and related equipment. Removes grease, grime, and soils from parts. For deep cleaning in industrial and commercial settings, where efficient and thorough removal of unwanted soil is essential, leaves behind a pleasant citrus fragrance. This parts cleaner solvent is a versatile cleaner for demanding parts washing and degreasing tasks.