Ores of metal, namely, zinc ores, iron ores, lead ores, manganese ores, chrome ores, common metals, unwrought and semi-worked, for further manufacture, namely, irons and steels, nickel, tin and its alloys, zinc based alloys, copper based alloys, iron alloys, lead-tin alloys, aluminum and its alloys; steel plates and sheets, cast iron for use in building; steel frames for building, metal cladding for construction and building, metal building materials, namely, soffits, fascia, ceiling boards a...