François Coignet

built first iron-reinforced concrete structure

2 episodes mention this

Episodes

#4561: Why Concrete Crumples: Tension vs. Compression

Why does a material that holds skyscrapers crumble when hung? A beginner's guide to seeing the built world differently.

Aug 1
#4508: How Concrete Conquered Stone

Roman concrete self-healed for 2,000 years. So why did stone lose out?

Jul 29