asked 135k views
0 votes
How many years did it take the modern engineers to figure out how the roman concrete was made out of?

asked
User Neel
by
8.3k points

1 Answer

4 votes
one hundred twenty years
answered
User Alex Yokisama
by
7.9k points

No related questions found

Welcome to Qamnty — a place to ask, share, and grow together. Join our community and get real answers from real people.