Ars Technica: Don’t throw out those used coffee grounds—use them for 3D printing instead

Ars Technica: Don’t throw out those used coffee grounds—use them for 3D printing instead. “Most coffee lovers typically dump the used grounds from their morning cuppa straight into the trash; those more environmentally inclined might use them for composting. But if you’re looking for a truly novel application for coffee grounds, consider using them as a sustainable material for 3D printing, as suggested by a recent paper published in DIS ’23: Proceedings of the 2023 ACM Designing Interactive Systems Conference.”