Waste coffee grounds make concrete 30% stronger

Researchers have found that concrete can be made 30% stronger by replacing a percentage of sand with spent coffee grounds, an organic waste product produced in huge amounts that usually ends up in landfill. The method also reduces the use of natural resources like sand, further contributing to a greener circular economy approach to construction.

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Waste coffee grounds make concrete 30% stronger

A concrete solution for leftover coffee grounds ☕️

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