Home / Series / Megastructures / Aired Order / Season 2006 / Episode 13

How it's built: Steel

It's man made and one of the strongest materials on earth. Explore the science behind steel and the innovations it has made possible -- from the Brooklyn Bridge to the tools for medical miracles.

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  • Originally Aired September 21, 2006
  • Runtime 45 minutes
  • Content Rating United States of America TV-G
  • Network National Geographic
  • Created May 3, 2014 by
    Administrator admin
  • Modified October 11, 2024 by
    Gilly mod