Science
COVID Aerosol Filtration: Nanofiber Face Masks Improve Efficiency, Need Replacing More Often – SciTechDaily
Videos capture nanofiber behavior under water aerosol exposure. Since its outbreak, the COVID-19 virus has infected more than…

Polyacrylonitrile nanofiber mesh before (left), during (middle), and after (right) capturing water aerosols. The mesh becomes coarser as some nanofibers stick together after the captured water droplets are fully evaporated. Credit: Southern University of…
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