Gold Recovery Using Poorman’s Nitric Acid
26:34
Vertiendo lingotes de oro
45:44
Mineral de alta calidad escondido en mi mina de oro Temporada 2 Episodio 11
22:23
Platinum From Meteorite
18:11
Turning a BLOB into PURE GOLD!
34:49
People said this experiment was impossible, so I tried it
53:20
Making purple gold
31:47
Dissolving $1000 of Platinum to Make $6000 of Chloroplatinic Acid for Professional Use
43:51