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https://www.kuberbox.com/blog/how-is-my-gold-jewellery-made/
Sep 07, 2015 · Gold Casting Process of Jewellery Making. Step 1 –This is the mould which has a cavity in the shape of the desired final jewellery design. Step 2 – Liquid hot wax is injected into the …
https://peaseandcurren.com/how-gold-is-refined-a-step-by-step-guide/
To make it harder and stronger, manufacturers use other metals such as platinum, palladium, silver or copper. The resulting gold alloy can be used to make all kind of things such as coins and jewelry. …
https://www.gold.org/about-gold/gold-supply/gold-refining
The Miller process uses gaseous chlorine to extract impurities when gold is at melting point; impurities separate into a layer on the surface of the molten purified gold. The Miller process is rapid and …
https://www.youtube.com/watch?v=7UdTXIFLw-4
Nov 24, 2017 · Ever wondered how gold is made? Get the full history and 'making of' info right here! Subscribe to Discovery UK for more great clips:http://www.youtube.com…Author: Discovery UK
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