The team tested breathability and droplet-blocking of 11 common household fabrics. The fabrics ranged from new and used garments, quilted cloths, bedsheets and dishcloths.
from WebMD Healthhttps://img.webmd.com/dtmcms/live/webmd/consumer_assets/site_images/article_thumbnails/other/homemade_face_mask_covid19_other/1800x1200_homemade_mask_covid19_1_other.jpg https://ift.tt/33PR7jp
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