Home-made cloth face masks likely need a minimum of two layers, and preferably three, to protect against COVID-19, a new study finds.
Source: Face mask safety: Two or three layers best to protect against coronavirus, study finds – CNN
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,…
