Modern Marvels: How the World's Strongest Items are Made (S12, E43) | Full Episode | History
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May 1, 2021
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9.57M subscribersStrength...A powerful word, but what does it mean? How is it measured? Why are some things simply stronger than others. How strong is a rope, a tractor, a diamond, a tugboat or even plastic. See more in Season 12, Episode 43, "World's Strongest."