Tiny Plastic Particles Raise Big Concerns

Photo by Adobe Stock

Tea industry suppliers rush to defend the publicly maligned tea bag following media coverage of a research paper that revealed heat-sealed pyramid bags made of nylon and PET release billions of nanoplastic particles during a five-minute steep. Read more

Features

Adaptive Bagging

ACMA T4 Modula. Photo courtesy ACMA

Modern tea bagging lines are marvels of  ingenuity; compact and complex machines that perform a seemingly simply task. Read more

Features

Dan Bolton,STiR managing editorPoint of View:

Retaining Tea’s Healthy Halo

Tests for food safety do not assess plastic leachate from tea bags under electron microscopes with resolutions millions of times greater than conventional microscopes. Those tests are underway. No one really knows if these very, very small micro- and nano-particles when ingested in small amounts are harmless but researchers calculate the average person ingests hundreds of thousands of particles a year from food, air and some types of tea bags. “That’s a non-trivial dose.”


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