Valvoline Synthetic R&O Oils use ashless additive chemistry and are formulated with synthetic base oils providing the capability to extend drain intervals, minimize oil consumption, and increase efficiency compared to conventional products. This product has low volatility and high thermal stability when compared to conventional products. This product is suitable for use in high pressure applications, reciprocating and rotary screw compressors, air tools, vacuum pumps, industrial gears where R&O (rust and oxidation inhibited) oils are specified, and more applications.