Young scientist invents device that detects lead in water

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Eleven-year-old scientist Gitanjali Rao wins the 2017 Discovery Education 3M Young Scientist Challenge for inventing a device that detects lead in water. Roselle Chen reports.

Young scientist invents device that detects lead in water

Tags : Flint, Flintmichigan, water, Contamination, Gitanjali rao, Lead, Tethys, 3m, Drinking water, Michigan

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