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7:25
YouTube
Archimedes Channel
đź§Şđź’› Extracting Gold from PCBs: Gold Fingers with Nitric Acid!
@MakeGold Did you know those shiny gold fingers on circuit boards actually contain real gold? In this video, we’ll show you how to extract gold from printed circuit boards (PCBs) using nitric acid, step-by-step. Watch as we transform e-waste into treasure! What are PCB gold fingers? How nitric acid helps in gold separation Gold recovery tips ...
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