GREENUS gadgets are out! Made from milk waste, they are products resulting from research carried out at the Department of Chemical Science and Technology of Università di Roma Tor Vergata and have been realized by the spin-off company SPlastica. The research conducted in the Department of Chemical Science and Technology always looks at its goals with a sustainable approach: the non-metallic part is biodegradable, i.e. it degrades when in contact with other organic materials within 6 months.