Photo: Hager.Angie | Wikipedia
Polyurethane, the foam used in insulation, car seats, and other cushioning, not only poses health risks but is also one of the least recycled materials. Researchers at Clemson University have created a plant-based alternative that eliminates the health risks and can be easily recycled. "We created a durable bio-based foam using lignin, a byproduct of the paper-pulping industry, and a vegetable oil-based curing agent that introduces flexibility and toughness to the final material."
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