University of New South Wales (UNSW Sydney) - Do cloth masks work? Only if you machine wash them after use

Title:

Do cloth masks work? Only if you machine wash them after use

 

By:

Australian Research Council

Published:

Medical Xpress, 9 October 2020

https://medicalxpress.com/news/2020-10-masks-machine.html

From the article:

Cloth masks must be washed daily at high temperatures to be protective against infection, a new analysis from the Kirby Institute at UNSW Sydney published in BMJ Open suggests.