If you only have a single-layer or loose-fitting mask, it may be smart to wear two at once. To double up, wear one cloth mask over another, or wear a cloth mask over a surgical mask. Experts have long ...
(CNN) — Home-made cloth face masks likely need a minimum of two layers, and preferably three, to prevent the dispersal of viral droplets from the nose and mouth that are associated with the spread of ...
WINSTON-SALEM, N.C. — Homemade masks can play a significant role in the fight against the COVID-19 pandemic but the type of fabric used is key to their effectiveness, according to tests performed at ...