Handheld device transforms dirty air into energy

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Researchers at the University of Antwerp and the KULeuven have developed a small handheld device that purifies dirty air while energy is recovered. The device simply needs to be exposed to light to begin functioning. On the device, a membrane separates two chambers and air is purified on one side, and hydrogen gas is produced on the other. The gas can be stored and used later as fuel. Its creators hope to market the device targeting two major societal needs; clean air and alternative energy. Their goal is to make use of the free sunlight and, while similar to solar panel technology,…

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