Manufacture of other non-ferrous metals

This class includes: - production of chromium, manganese, nickel, etc. from ores or oxides - production of chromium, manganese, nickel, etc. from scrap or waste of chromium, manganese, nickel, etc., by electrolytic or aluminothermal refining - production of alloys of chromium, manganese, nickel and other non-ferrous metals - production of semi-finished products of chromium, manganese, nickel and other non-ferrous metals - production of nickel stein - production of wire of chromium, manganese, nickel and other non-ferrous metals by a similar process. Excludes: - smelting of non-ferrous metals, see 24.53, 24.54