UAB research has characterized in detail how polymer-based commercial tea bags release millions of nanoplastics and microplastics when infused. The study shows for the first time the capacity of these particles to be absorbed by human intestinal cells, and are thus able to reach the bloodstream and spread throughout the body.

  • @lemmy_outta_here
    link
    22 months ago

    A staple is probably a good sign. I think the thermosealed ones have a crimped edge