... and the filter, caused a variety of machine failures, and must be replaced (the price of oil is ... vegetable oils, acidification of oil, oil trench, waste oil, used lube oil. And all over the use of oil refineries, chemical plants, ... oil, acid oil, heavy oil, lubricating , Alcohol, sulfonated oil, naphtha, paraffin, benzene, naphthalene, ketone.). Technological process:Take the crude oil through the oil ...