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Engineers design new lead detector for water — Science Nation


10/20/2017 01:10 PM EDT

Close up of hand holding lead detector

Mechanical engineer Junhong Chen and a team at the University of Wisconsin, Milwaukee (UWM), have developed what you might think of as a “canary in the coal mine” for lead in water. With support from NSF, they designed a sensor with a graphene-based nanomaterial that can immediately detect lead …

This is an NSF Multimedia Gallery item.