Comments by "Comented onakeyboard" (@comentedonakeyboard) on "Set: The History of Concrete" video.

  1. Italo American Family buisnesses even figured out how to make shoes out of concrete.
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  2. And that preserves a lot of Jobs in the public sector😂
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  3.  @J.A.Smith2397  Sherman Tanks however weigh a lot more then ox carts, and the roman bridge they crossed still stands.
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  4. I refuse to answer, to avoid incriminating myself.
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