(NEXSTAR) – Before coronavirus, many of us only saw face masks at the doctor’s office. These days, they’re everywhere, and available in a variety of shapes, sizes, colors and patterns. Now, they’re ...
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High-tech masks: The future of face coverings
Masks do wonders to stop the spread of infection and inhalation of harmful particles, and some new technology can make them both more effective and easier to clean. Hosted by: Hank Green SciShow has a ...
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