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Waste coffee grounds make concrete 30% stronger

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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.

Recycling of spent coffee grounds in construction materials: A review - ScienceDirect

Did You Know: Used Coffee Grounds Can Make Concrete Stronger

Researchers Turn Waste Coffee Grounds into Valuable Resource for Enhancement of Concrete Strength

Full of beans: scientists use processed coffee grounds to make stronger concrete, Science

Using coffee to strengthen concrete

Leftover coffee grounds can make concrete stronger, researchers find - Times of India

Spent coffee grounds could make concrete stronger

Scientists use processed coffee grounds to make concrete stronger

Did You Know: Used Coffee Grounds Can Make Concrete Stronger

Using spent coffee grounds for making concrete can greatly boost circularity