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Scientists strengthen concrete by 30 percent with used coffee grounds (www.engadget.com)

submitted 1 year ago by L4s@lemmy.world to c/technology@lemmy.world

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Scientists strengthen concrete by 30 percent with used coffee grounds::Researchers in Australia have found a new use for old coffee grounds: concrete doping!.

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[–] Selmafudd@lemmy.world 14 points 1 year ago (1 children)

This is funny because when I was a plumber after particularly dirty days I used to wash my hands with cement and I used to think that made my hands feel smooth

[–] Excrubulent@slrpnk.net 9 points 1 year ago (1 children)

Makes sense if you were working with strong acids. Bleach or baking soda might've had a similar effect.

[–] Selmafudd@lemmy.world 8 points 1 year ago (1 children)

Was domestic so plenty of urine from blocked drains I guess

[–] Excrubulent@slrpnk.net 6 points 1 year ago

Ah, I see what you mean now by "dirty".