darkstorm2150 3 days ago

I wonder if this was the secret ingredient of the Roman concrete that people keep talking about, the lost recipe.

lubujackson 3 days ago

"New Concrete: strong as shit."

nhgiang 1 day ago

“Shit a brick” got real

NetMageSCW 3 days ago

Does it have to be human poop?

  • gus_massa 2 days ago

    It looks like they are mixing charcoal made from poop, so I guess anything that can be charcoaled is fine.

    The human part is probably to get additional grants.