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... A study by the Mutagenesis Group of the UAB Department of Genetics and Microbiology has successfully obtained and characterized micro and nanoplastics derived from several types of commercially available tea bags. The paper is published in the journal Chemosphere.

The UAB researchers observed that when these tea bags are used to prepare an infusion, huge amounts of nano-sized particles and nanofilamentous structures are released, which is an important source of exposure to MNPLs. ...