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Scientists Create Plastic That Repairs Itself

Modeled on the blood vessels that make up the human circulatory system, scientists have created a plastic material that repairs itself. Researchers believe self-regenerating plastic could be used in many ways. Imagine a sheet of plastic with a tear or hole in the middle; suddenly, the breach begins to fill in. Within a few seconds, the hole is completely covered with new plastic material. In a couple of hours, the plastic is as hard as ever. Central to this self-regeneration process,...

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