I gather together a bunch of gold samples that I will refine in the coming weeks. Gold plating: https://www.youtube.com/watch?v=_PmJGOcBZQI Recovering the gold: https://www.youtube.com/watch?v=OyOzfP-JAI4 Arthur's Channel: https://www.youtube.com/channel/UC9LLDMp7sLTpowLD0fJ9jYQ Help me make videos by donating here: https://www.patreon.com/CodysLab