Tea bags release billions of tiny plastic particles when steeping

Source: Joel Shannon - USA Today

Some premium tea bags release billions of microscopic plastic particles when steeping in hot water, according to a new study authored by researchers at Montreal's McGill University.

The peer-reviewed study, published in the Environmental Science & Technology journal, found plastic tea bags – when steeping in nearly boiling water – shed more than 10 billion microplastic and nanoplastic particles into the water, a level "thousands of times higher than those reported previously in other foods," according to a Wednesday McGill University press release.

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