Eww! Glow-in-the-Dark Tampons Track Sewage Pollution in Rivers

March 31, 2015 12:19 AM

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Environmental watchdogs have a new weapon in the fight against the sewage polluting our rivers: glow-in-the-dark tampons.

It's not as icky as it sounds. Here's what happens: Researchers dip fresh, out-of-the-box absorbentampons into river water, and then check them out under ultraviolet light. If they glow, just as a laundered shirt might glow in UV light, that's a tip-off that the river contains traces of the organic ...

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