Imagine a scratched watch face or car door that can magically repair itself using ultraviolet light. This is not science fiction but the work of US-Swiss researchers.
Scientists from Fribourg University and two laboratories in the United States have developed a polymer-based coating, known as a “metallo-supramolecular” polymer, that can heal itself when placed under ultraviolet light for less than a minute.
Self-healing polymer generates army interest. - swissinfo
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