How America Works: Season 3, Episode 6
3 - 6: Copper
It's not easy, wrestling one of America's metallic mainstays from the ground. See how the folks at Rio Tinto do it at one of the world's largest open pit mines.
It's not easy, wrestling one of America's metallic mainstays from the ground. See how the folks at Rio Tinto do it at one of the world's largest open pit mines.