Affordable lead sensor for home, city water lines

A new electronic lead sensor, potentially costing around $20, could keep “an eye” on home and city water quality, alerting residents and officials to the presence of lead within nine days. University of Michigan researchers are seeking partners to bring the technology to market.

The Flint water crisis showed the nation that old water systems believed to have been stable for decades can suddenly expose thousands of people to a neurotoxin if lead piping is corroded by a change in water quality.

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