Common metals and their alloys, unwrought or semi-wrought; building materials of metal, namely, soffits; transportable buildings of metal; metallic materials for railway tracks; non-electric cables and wires of common metal; ironmongery and small items of metal hardware, namely, metal screws; tubes of metal; safes being metal strong boxes; ores of metal; hinges of metal for holding electric cables; ventilating ducts of metal for electric cables

Chemicals for industrial use, namely, oil field chemicals for controlling bacteria in crude oil production, for removal of residual oil from water in refineries and in crude oil production; chemicals for use in industry, namely, corrosion inhibitors for petroleum and natural gas production plants and processing plants, water-soluble polymers for tertiary crude oil production, pour-point and/or viscosity depressants for crude oils and residual oils, paraffin inhibitors for use in petroleum pro...