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Every year, people around the world drink enormous amounts of coffee, leaving behind more than 10 million tons of used coffee grounds. Most of this waste ends up in landfills or is burned, contributing to greenhouse gas emissions and environmental pollution. However, used coffee grounds contain a significant amount of energy. The problem is that […]
The post Scientists turn wet coffee grounds into high-grade fuel in just 90 seconds appeared first on Knowridge Science Report.
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