From Latte To Load-Bearing: Australians Brew Up Stronger Concrete with Used Coffee
NDTV
Not only does this innovative approach turn a waste product into a valuable resource, but it also promises sturdier buildings and infrastructure.
Utilised coffee grounds have transcended their status as mere waste, thanks to groundbreaking research in Australia. Scientists have discovered a revolutionary method to enhance concrete strength by incorporating old coffee grounds. They figured out a way to turn the used coffee grounds into a material called biochar, which is like a superhero ingredient for concrete. This biochar, made by roasting the grounds in a special oven, makes the concrete 30% stronger.
Not only does this innovative approach turn a waste product into a valuable resource, but it also promises sturdier buildings and infrastructure. Imagine bridges defying the elements, homes standing strong against tremors, and roads refusing to crack under the weight of time. All thanks to the humble coffee ground, given a second chance to shine.
The lead author of this study, Dr Rajeev Roychand from RMIT University, said, "The disposal of organic waste poses an environmental challenge as it emits large amounts of greenhouse gases, including methane and carbon dioxide, which contribute to climate change."
