The Rock Solid History of Concrete
popularmechanics.com
popularmechanics.com
https://en.wikipedia.org/wiki/Roman_concrete
https://www.theguardian.com/science/2017/jul/04/why-roman-co...
http://www.popularmechanics.com/technology/infrastructure/ne...
”How to Make Roman Concrete” https://youtu.be/tOhAfaFboNU
There is a certain irony as they'll probably mention one of my favourite concrete buildings, the Pantheon in Rome, which is also thinking of starting to have entrance fees.
Try ublock, it's way better than complaining about broken sites.
And they have lots about roman concrete, including the Pantheon in Rome
It's actually a lovely, very readable article. Pausing the blocker and refreshing does show some disguisting animated AdChoice ads inserted right in the middle of the content. Ugh, not getting whitelisted here. On reloading with uBlock Origin enabled, I can barely see where the extra line breaks are.
What adblocker are you using?