Scientists replaced 40 percent of cement with rice husk cinder, limestone crushing waste, and silica sand, giving concrete a rubber-like quality, six to nine times more crack-resistant than regular concrete. It self-seals, replaces cement with plentiful waste products, and should be cheaper to use.

[u/mvea]

https://newatlas.com/materials/rubbery-crack-resistant-cement/

[u/bendingmarlin69 → u/[deleted]]

Limestone does scrub and capture massive amounts of SO2, so there’s that.

[u/Goodgoditsgrowing → u/bendingmarlin69]

According to u/uslashhuname:

“It captures 43% of the CO2 created during conversion per https://www.sciencedaily.com/releases/2016/11/161121130957.htm”

[u/EscapeTrajectory → u/Goodgoditsgrowing]

SO2, not CO2.

[u/Goodgoditsgrowing → u/EscapeTrajectory]

Ah, my bad