How the Ancient Romans Made Better Concrete Than We Do Now
Joyce Park stashed this in Craft
Concrete was the foundation (see what I did there?) of Roman urban life. No concrete, no plumbing. No plumbing, no growth above what the rivers could handle. Why was Roman concrete so good?
I see what you did there!
The Roman recipe used by the team involves adding volcanic rocks to a liquid mortar.
So it was volcanic rock that made Roman concrete so much better?