Fundición de convertidores catalíticos de platino / paladio para PGM ... ¿Éxito?
23:52
Can Platinum & Palladium Be Smelted From Catalytic Converters? Urban Mining Platinum and PGMs!
20:53
Precious Metal From Catalytic Converter
27:09
Smelting Jeff William's Secret Gold
13:25
How Much Can I Make Selling My Catalytic Converter?
26:23
Perfect Mirrored Bar - Plug Perfection - Trash To Treasure - ASMR Metal Melting -Steel Copper Alloy
49:47
Scrap Yard Bullion Bar - Pure Copper Swarf - ASMR Metal Melting - Trash To Treasure - BigStackD
17:54
Refining Rhodium
28:19