Pig Iron
Pig Iron
watch pig iron 123 movies free. 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.
- Genre:
- Country: South Korea, United States
- Director: James Benning
- Cast: