Modern Marvels
Concrete (7x14)
Udgivelsesdato: Maj 31, 2000
Invented by the ancient Romans, concrete is a relatively simple formula that changed the world. Concrete has been used to divide an entire country, as in the Berlin Wall, and to unite nations, as in the Chunnel. We'll review the history of this building block of civilization and look at modern applications
- Premieret: Nov 1992
- Afsnit: 851
- Følgere: 75
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