Drink, you eat, spoil plastic — the sun will destroy it in only 10 years. Or not?

The history World scientific community considered that the polystyrene used for productions of packings for chips and disposable tableware, destroys thousands years and is almost eternal. It pollutes a planet and does not decay. But it was known that under straight lines solar beams it turns yellow and starts crumbling. Now scientists proved that the ultraviolet chemically decomposes polystyrene of all in a decade...