Pig Iron (2010)
Iron ore is super heated in a blast furnace to make pig iron, which in turn is used to produce steel. The making of steel is a continuous process. Pig iron is moved from the blast furnace to the steel plant by railroad. The trains are operated by remote control.
- 上映日期
- 2010-05-01
- TMDB
- 7.3 / 10 (6)
- 片长（分钟）
- 30分钟
- 导演
- 詹姆斯·本宁