Glow-in-the-dark tampons could help identify water pollution in

Even small amounts of sewage could be picked up by tampons suspended in contaminated water
Even small amounts of sewage could be picked up by tampons suspended in contaminated water

Engineers armed with glow in the dark TAMPONS are waging war against water pollution - Mirror Online

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Glow-in-the-dark TAMPONS shed light on water pollution

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Glow-in-the-dark tampons are being used to fix bad plumbing

Tampling: Optical Brightener Water Quality Sampling - SciStarter