Spent Coffee Grounds Could Make Concrete Stronger
【■全メディア（倉庫）■】 A recent study at RMIT University in Melbourne, Australia, suggests that coffee grounds could be used as an ingredient in concrete, potentially making it stronger. Researchers roasted spent coffee grounds in the absence of oxygen, resulting in biochar, which was added to concrete as a replacement of sand, providing a 30% increase in the material’s […]
