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New breath sensor detects diabetes quickly and easily

Diabetes affects millions of Americans, and many don’t even realize they have it. Instead of relying on costly and time-consuming lab tests, scientists at Penn State have developed a breath sensor that can detect diabetes and prediabetes within minutes by measuring acetone levels. Built from laser-induced graphene and zinc oxide, the sensor is lightweight, inexpensive, and designed to overcome challenges like humidity in exhaled breath.

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