Blog.ucsusa.org

Masks: What the Science Says, and What Lies Ahead

If you’re near other people and you have a face, chances are you should wear a mask. But while any mask is better than no mask, not all masks are created equal. Cloth masks made of two or more layers of tightly-woven material—600-thread-count cotton, for … See more

Actived: 8 days ago

URL: https://blog.ucsusa.org/taryn-mackinney/masks-what-the-science-says-and-what-lies-ahead/