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/sci/ - Science & Math

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>> No.11205817 [View]
File: 122 KB, 932x678, refined gold.jpg [View same] [iqdb] [saucenao] [google]
11205817

If I wanted to refine some gold, would this be a reliable technique?
https://www.youtube.com/watch?v=aCw7m9V5XBI

Is that gold really 99.9?% pure or is it an hoax?

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