Calcium Metal From Bones
22:23
Platinum From Meteorite
1:08:11
Transformando luvas plásticas em molho de pimenta
33:00
Sodium Water Hybrid Rocket?
21:32
Metal Refining & Recovery, Episode 24: Re-Refining Gold Using Bromine
12:37
Smelting Catalytic Converters, Platinum, Palladium, & Rhodium
17:54
Aluminum From Dirt
22:30
Potassium Metal From Bananas!
53:20