Yet another unsurprising reason to NOT buy bottled water (with the obvious exception of where the tap water is more dangerous)...

People Who Drink Bottled Water on a Daily Basis Ingest 90,000 More Microplastic Particles Each Year
Drinking water in plastic bottles contains countless particles too small to see. New research finds that people who drink water from them on a daily basis ingest far more microplastics than those who don t.
https://www.wired.com/story/people-who-drink-bottled-water-on-a-daily-basis-ingest-90000-more-microplastics-per-year/

(I don't know why the link has extra spaces in it - they aren't there in edit mode.)