Hydraulic cement does not produce CO2 during setting. Non-hydraulic cement actua... | Hacker News

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		bbojan on Nov 24, 2022 \| parent \| context \| favorite \| on: Westinghouse sees a tech disrupter in its eVinci m... Hydraulic cement does not produce CO2 during setting. Non-hydraulic cement actually consumes CO2 while setting.

wiml on Nov 24, 2022 [–]

Doesn't it essentially just re-absorb the same co2 it emitted when it was made?

bbojan on Nov 28, 2022 | [–]

Yes. I was replying to parent's comment that concrete produces CO2 when setting, which is clearly not the case for hydraulic cement.

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