(1)油料储放。①储放油料的容器要确保干燥、清洁和密封,存放地点必须选择荫凉、通风和无阳光暴晒处,防止油料蒸发和氧化变质。②油桶及油罐内的沉淀物要经常清除。③油料储放时间不宜过长,以防变质。(2)油料使用。买回的柴油应沉淀2～4天后再使用。据测定,使用净化的柴油比使用未经净化的柴油可节油15%～30%,而且柴油净化有利于发动机的动力性和经济性改善。润滑油净化 (1) Oil storage. ① Oil storage containers to ensure dry, clean and sealed, storage locations must choose shade, ventilation and no sun exposure to prevent oil evaporation and oxidative deterioration. ② drums and tanks of sediment to be removed regularly. ③ oil storage time should not be too long, to prevent deterioration. (2) oil use. Buy diesel should be deposited 2 to 4 days before use. It is determined that the use of purified diesel fuel than the use of unpurified diesel can save 15% to 30%, and diesel purification is conducive to the engine power and economic improvement. Lubricant purification