Researchers at McMaster University in Canada have developed a motion-powered, fireproof sensor that can track the movements of firefighters, steelworkers, miners, and others who work in high-risk environments where they cannot always be seen.
The low-cost sensor is about the size of a button-cell watch battery, and can easily be applied to the sole of a boot or under the arm of a jacket.
The sensor uses triboelectric, or friction-generated, charging to harvest electricity from movement.
The sensor can track the motion and location of a person in a burning building, mineshaft, or other hazardous environment, alerting someone outside if the movement stops.
From McMaster University (Canada)
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Abstracts Copyright © 2019 SmithBucklin, Washington, DC, USA
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