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7:25
YouTube
Archimedes Channel
Extracting Gold from PCBs Gold Finger with Nitric Acid!
@MakeGold 👉 https://www.youtube.com/c/ArchimedesChannel/ Amaze Your Friends by Extracting Gold with Nitric Acid! #NitricAcid #GoldFinger #ExtractingGold A PCB Gold Finger refers to the gold-plated edge connector on a printed circuit board (PCB). These gold-plated connectors are used to connect the PCB to other electronic devices, such as a ...
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