Making Cleaner, Greener, Biodegradable Plastics From Waste Fish Parts

Good News Notes: “Polyurethanes, a type of plastic, are nearly everywhere — in shoes, clothes, refrigerators, and construction materials. But these highly versatile materials can have a major downside. Derived from crude oil, toxic to synthesize, and slow to break down, conventional polyurethanes are not environmentally friendly. Today, researchers discuss devising what they say should…