Femtosecond detection shows that antirust oil and grease is a lubricating oil or grease made by adding various antirust agents (commonly used sulfonate and oxidized wax paste) to lubricating oil base oil. Mainly used as antirust coating on the surface of metal parts. The selection direction is: water-soluble, nonflammable, pollution-free to the environment and safe to use. Excellent anti-rust function, good hard water resistance, good thermal stability, and good anti-rust function at high temperature.