Comment on In a First, America Dropped 30,000-Pound Bunker-Busters—But Iran’s Concrete May Be Unbreakable, Scientists Say
Calling that pyramid age I think is a little disingenuous, they didn’t have 40,000 psi concrete back in those days.
Thats fair yeah
unexposedhazard@discuss.tchncs.de 5 days ago
Thats fair yeah