Researchers create smartphone system to test for lead in water

Wednesday, September 26, 2018 - 11:00 in Health & Medicine

The discovery of lead in Flint, Michigan's drinking water drew renewed attention to the health risks posed by the metal. Now researchers at the University of Houston have created an inexpensive system using a smartphone and a lens made with an inkjet printer that can detect lead in tap water at levels commonly accepted as dangerous.

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