Escala Incrível! processo de produção em massa de vergalhões. Fábrica de aço coreana
14:40
Process of mass production of rebar. A wonderful Japanese steel factory.
27:53
Visit Germany's Leading Steel Mill. How Pipe Profile Production Line & Hot Rolling Mill Work
16:58
Aluminum Mining: Inside the World's Largest Aluminum Deposits: Mining & Manufacturing
19:02
Melting 50 Million Tons of Iron Ore! Process of Making High Quality Wire Rods in Korea
29:37
From Raw Material to Finished Product: Alloy Roll Manufacturing for Flour Mills"
25:51
How Power Banks are Made: A Tour of China’s Leading Power Bank Factory
17:35
What If You Make A Sharp Blade From Razor Blades? What Will Happen?
15:14