Quality control × Keywords: Gold
2 jobs found.
Cup Manufacturing Worker (Precious Metal Products)
Occupation of casting, processing, polishing precious metal cups, applying decorations and engravings, and finishing them.
Amalgamation Smelter (Gold Smelting)
A type of non-ferrous metal smelting where mercury is mixed with gold ore to form amalgam, and mercury is removed by heating and evaporation to recover gold.