ET's Extras = Free Gold & Palladium From Silver Cell
17:24
A Salty Experiment - Making Sodium Hydroxide with Table Salt
12:37
Smelting Catalytic Converters, Platinum, Palladium, & Rhodium
10:13
Making Silver Metal from an Antique Chemical
55:14
Platinum Refining Complete Process by Sreetips
37:51
Making metal crystals from Pepto-Bismol
44:25
Method for Recovering Silver From Silver Plated Items
8:59
Precious Metal Refining & Recovery, Episode 9: DIY Nitric Acid
53:20