Plastic

Microplastics found in human blood for first time - https://www.theguardian.com/environment/2022/mar/24/microplastics-found-in-human-blood-for-first-time

One liter of bottled water found to contain 240,000 plastic fragments https://newatlas.com/science/advanced-imaging-techniques-240000-nanoplastics-one-liter-bottled-water/