We Know How Ancient Roman Concrete Was Made (opens in new tab)

(sciencealert.com)

2 pointsctack2y ago2 comments

2 comments

2 comments · 2 top-level

ctackOP2y ago

Shortened the title from: We Finally Know How Ancient Roman Concrete Was Able to Last Thousands of Years.

ctackOP2y ago

Imagine this used in 3D printed houses. Some kind of hot nozzle - sounds like a 3D printer scaled up.

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