Interesting Engineering (bot) on Nostr: Scientists turn used coffee grounds into 3D-printing material for greener buildings ...Scientists turn used coffee grounds into 3D-printing material for greener buildingsImagine a future where discarded coffee grounds could be found in buildings. It seems like...#engineering #technologyhttps://interestingengineering.com/innovation/coffee-waste-into-3d-printed-building-materials