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Meet the company using discarded oyster shells to cut energy costs and keep France's buildings cool (www.euronews.com)

submitted 10 months ago by [email protected] to c/[email protected]

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cross-posted from: https://lemmy.zip/post/1890994

Archived version: https://archive.ph/iD8rO
Archived version: https://web.archive.org/web/20230825144448/https://www.euronews.com/green/2023/08/23/meet-the-company-using-discarded-oyster-shells-to-cut-energy-costs-and-keep-frances-buildi

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[–] [email protected] 15 points 10 months ago (1 children)

tl;dr: they're using the calcium to make white paint for roofs

[–] [email protected] 2 points 10 months ago

I guessed they were juat sticking the shells on roofs.