Precious metals production

**Official Rulings:** - Extraction of silver from waste chemicals, by electrolytic refining - Melting and casting of jewellery into slabs

This class includes: - production of basic precious metals: . production and refining of unwrought or wrought precious metals: gold, silver, platinum etc. from ore and scrap - production of precious metal alloys - production of precious metal semi-products - production of silver rolled onto base metals - production of gold rolled onto base metals or silver - production of platinum and platinum group metals rolled onto gold, silver or base metals This class also includes: - manufacture of wire of these metals by drawing - manufacture of precious metal foil laminates

This class excludes: - casting of non-ferrous metals, see 24.53, 24.54 - manufacture of precious metal jewellery, see 32.12