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Some say there are two types of concrete – cracked and on the brink of cracking. But what if when concrete cracked, it could heal itself?

The science behind it is called a ‘biofiber’, and it could revolutionize construction.

https://theconversation.com/thin-bacteria-coated-fibers-could-lead-to-self-healing-concrete-that-fills-in-its-own-cracks-220190
#science #engineering

in reply to The Conversation U.S.

so, like hotmix roman concrete with bits of quicklime still locked away inside that react with water ingress to seal the cracks? Everything old is new
in reply to The Conversation U.S.

More info on the self-healing "lime clasts"

https://news.mit.edu/2023/roman-concrete-durability-lime-casts-0106

This entry was edited (3 weeks ago)
in reply to The Conversation U.S.

if it still requires sand then it's useless as we are very quickly running out.