Profile: LEVROIL LLC manufactures premium synthetic industrial, food grade, biodegradable, and specialty lubricants. Our synthetic compressor oils are specially formulated for use in a wide variety of air compressors and vacuum pumps. These oils provide significant qualities regarding useful life, energy reduction and compatibility. Assembly fluid #1 is designed to hold small parts in place during the assembly of engines, turbines, transmissions, pumps and other complex mechanical assemblies.