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</html><thumbnail_url>https://www.3dnatives.com/en/wp-content/uploads/sites/2/2020/10/mask_cover.jpg</thumbnail_url><thumbnail_width>850</thumbnail_width><thumbnail_height>500</thumbnail_height><description>A research group at the University of Cambridge has 3D printed electronic fibers capable of monitoring health and detecting possible leaks in the masks. How does it work? The tiny transparent conductive devices act as sensors to capture breath, sound,&hellip;</description></oembed>

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