Scientists Discovered an Amazing Practical Use For The World's Leftover Coffee Grounds

Australian researchers at RMIT University found that coffee grounds pyrolysed at 350 °C can be added to concrete, increasing its strength by up to 30 %. The method could divert about 10 billion kg of global coffee waste, with trials in Victoria using roughly 140,000 coffee grounds and saving over 3 metric tons of sand.

Source: Scientists Discovered an Amazing Practical Use For The World's Leftover Coffee Grounds — ScienceAlert

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