Now, a new Chemosphere study has revealed that some popular tea bags release billions of microplastics during the brewing ...
They purchased empty tea bags made of three commonly used materials: polypropylene, nylon, and cellulose. The team brewed the tea bags as a consumer would (minus the tea leaves) in sterile water ...
The study also focused on empty tea bags in two cases, which might not perfectly represent typical consumer use with tea leaves present. The study emphasizes the need for a better understanding of how ...