Facial Tissue As A Mask Filter?
In an article in The Strategist, the author referred to Dr. Yi Cui proposing facial tissues (specifically Kleenex, but not sure if this is because of sponsorship $ or the brand is better than others) as added filters in cloth masks. You may not think the humble tissue would do much against a pandemic virus, but Stanford materials science and engineering professor Yi Cui, who co-authored a study on the best household materials for faceContinue…