Reusable plastic bottles release hundreds of chemicals

Researchers have found several hundred different chemical substances in tap water stored in reusable plastic bottles. Several of these substances are potentially harmful to human health. There is a need for better regulation and manufacturing standards for manufacturers, according to the chemists behind the study.

https://www.sciencedaily.com/releases/2022/02/220211102618.htm

I recently watched a Youtube video by a scientist in this context. I can also highly recommend it:

https://www.youtube.com/watch?v=Uo-kSxHNSDQ