... . And all over the use of oil refineries, chemical plants, fertilizer, urea plant, coking plant by-products (waste) ... pollution, threat of human life. Through a reasonable process, remove pollutants and components metamorphism, refined into gasoline ... Alcohol, sulfonated oil, naphtha, paraffin, benzene, naphthalene, ketone.). Technological process:Take the crude oil through the oil pumped into the ...