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gold 的热门建议

Gold Extraction Techniques
Gold
Extraction Techniques
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Extracting Gold From Ore
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  1. Gold Extraction
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Turning old jewelry into pure gold bars
31:23
YouTubeNileRed
Turning old jewelry into pure gold bars
A few months ago, one of my patrons sent me a bunch of old gold jewelry for me to refine. I originally thought that it was going to just be some gold plated stuff, but it turned out to be quite a bit of gold. I was able to purify out all of the gold and then melt them down into some small 24K pure gold bars. Procedure references: • Paint can ...
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