by ctack on 2/29/24, 9:13 AM with 2 comments
by ctack on 2/29/24, 9:13 AM
Shortened the title from: We Finally Know How Ancient Roman Concrete Was Able to Last Thousands of Years.
by ctack on 2/29/24, 9:15 AM
Imagine this used in 3D printed houses. Some kind of hot nozzle - sounds like a 3D printer scaled up.