Oil field chemicals, demulsifiers, wax inhibitors, glycols, well bore cleansers, corrosion inhibitors, pour point depressants, scale inhibitors, oxygen scavenger, biocides.
Waste oil from oil refineries and power plants, copper scraps, copper cathodes, anode modes wastes from copper refineries, smelters, copper ore, aluminum scraps, zinc ingot, and steel billets
Bauxite
Ubc Aluminum Scrap