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Scientists make microplastic discovery in hot drinks

Microplastics found in Geneva’s air where negotiations continue for a global plastics treaty
  • New research suggests hot drinks may be a more significant source of microplastics than previously realised.
  • A University of Birmingham study found the highest concentrations of microplastics in hot tea and hot coffee among 155 common drinks tested.
  • The research indicates that high temperatures and preparation processes for hot beverages contribute to increased microplastic levels.
  • Hot tea in disposable cups contained the most microplastics, averaging 22 particles per cup, with more expensive teabags also leaching substantial amounts.
  • The findings suggest that assessing microplastic exposure solely through drinking water may underestimate the overall risk, calling for more comprehensive dietary studies.
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