S3·E12 – Machines of War: Guns
2006-10-12 • 60 min
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.
2006-10-12 • 60 min
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.