cotton
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This Fabric Warms You on One Side and Cools on the Other
Image: Adapted from Nano Letters 2021, DOI: 10.1021/acs.nanolett.1c00400 The best way to ensure you’re always comfortable when you head outdoors…
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Researchers at NIST Put Cloth Face Masks Under a Microscope
At first glance, the images don’t seem like a cloth face mask at all. They look like something out of an…
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