The Heart of the Mine: The Breaker
20:47
Putting the rebuilt highwall miner to work.
8:47
Inside The Massive Coal Breakers That Changed America
20:00
Inside the New CAT 6020B Excavator
39:26
Exploring an Abandoned Coal Mine - Carts and Tracks Everywhere!
13:40
Coal Country: How Coal Gets From the Mine to the Power Plant
25:55
Hazards of Coal Stockpiling Operations
20:22
As Máquinas de Trituração Mais Insanas que Destroem Tudo | Os Trituradores de Carros Mais Rápidos...
16:44