Modern Marvels - Season 15 Episode 26: Iron
2008-08-18
- Documentary
How iron mined in Minnesota is made into steel; iron weapons revolutionize warfare; military metallurgists customize weapons and demonstrate their firepower; iron magnets..
2008-08-18
How iron mined in Minnesota is made into steel; iron weapons revolutionize warfare; military metallurgists customize weapons and demonstrate their firepower; iron magnets..
