The Romans formulated concrete with self-healing properties meaning structures could last two millennia. What was thought of as shoddy mixing became the key to understanding its process.
Highest Rated Videos
5,375 views
5,941 views
1,022 views
4,632 views
4,797 views
495,948 views
9,128 views
11,871 views
6,284 views
1,892 viewsRelated Videos
10 views
17 views
16 views
24 views
Thanks! Share it with your friends!
Tweet
Share
Pin It
LinkedIn
Google+
Reddit
Tumblr