And plastic ending up in UV light or, apparently (https://news.ycombinator.com/item?id=37624070 https://news.ycombinator.com/item?id=37624070), in contact with

And plastic ending up in UV light or, apparently (https://news.ycombinator.com/item?id=37624070 https://news.ycombinator.com/item?id=37624070), in contact with water and especially hot water, all of which apparently break it down to micro and nanoplastics. I don't know whether it's coarse and rough, but it gets everywhere.