... filtering operation, it doesn’t create pollution and fuel consumption. It’s possible to greatly reduce the ... hydrogenated oil, the oil, stearin, fatty acid, etc Petrochemical products: diesel oil, lubricating oil, paraffin wax, mineral oil Organic chemicals: ... benzene, aldehyde, etc Paint and asphalt: resin type, varnish, fuel, etc Inorganic chemicals: bromine water, potassium cyanide, fluor, etc ...