15:54
Extraction gold from pins of conn header vert 3POS 2.54MM
14:49
Extraction gold from pins of 4-position 1-row headers.
17:37
Gold from connectors. Extracting gold from connector pins. Part 2.
18:29
Gold from connectors. Extracting gold from connector pins. Part 1.
06:10
Extraction of copper sulfate from copper nitrate solution. Copper sulfate CuSO₄ 🧪
24:37
Extraction of pure 24K gold from 14 karat jewelry 💥
22:58
Resolution for how to get gold that is stuck in dirty solution out. Gold stuck in some sediment.
17:46
A huge amount of gold from quartz🙂 How to extract gold from gold ore ⛏with acids🧪
16:43
Gold from gold plated pins, transistors, resistors. Extracting gold from gold plated junk🙂
22:35
Gold from pins of telecommunication circuit board 🙂
12:51
Scrapping old electronic devices to recover gold, silver, platinum, palladium and... 🤗
23:23
Extracting gold from large gold plated pins. Part 3. 🧪🙂
15:48
Extracting gold from large gold plated pins. Part 2. 🧪🙂
24:13
Extracting gold from large gold plated pins. Part 1. 🧪🙂
16:22
Redissolution of pure gold to high purity Ingot 🧪🙂
11:33
How to make ferrous sulfate at home. Iron sulfate. FeSO₄ 🧪🙂
26:20
Pure gold from my waste bucket 👌🧪🙂
20:05
Extraction of Gold from a bunch of gold plated junk. Gold prospecting ⛏with acids 🧪🙂
20:24
Extraction of microscopic gold from magnetic black sand and more... Gold prospecting with acids🧪😃
19:46
Gold prospecting ⛏in a very small creek in state of Georgia. Gold prospecting with acids🧪🙂
05:11
Tin chloride. Preparation 🧪of stannous chloride at home🙂
11:54
Gold prospecting⛏ Prospecting with Acids🧪
08:51
Gold prospecting! A little gold prospecting at a Georgia creek.
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