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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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[–] FlyingSquid@lemmy.world 3 points 1 year ago

Only opus caementicium for my buildings. I want them to last 2000 years.