lubricants, in the form of oils or greases, are usd to prevent friction and wearing of parts which are rubbed together. lubricants must be chosen to fit specific uses. they consist of oils and fats often compounded with soaps and other uncuous substances. for heavy duty, heavy oils or greases are used and light oils are suitable for light duty.
配方组成:
secondary butyl alcohol/1 oz kerosene/2 oz thin mineral oil/7 oz penetrating oil
地址：山东省烟台市开发区南昌大街48号
