... a variety of large-scale machinery, agricultural vehicles, water pumps, tractors, transformers and so on generate about 350 tons ... , chemical plants, fertilizer, urea plant, coking plant by-products (waste) such as: alcohol, sulfonated oil, naphtha, paraffin, benzene, ... farm machinery, pumps, tractors, transformers and so on down the replacement of waste oil, all kinds of waste animals and vegetable ...