Q&A on novel coronavirus with expert

Chinese health authorities announced Monday that 20,438 confirmed…

N95, KN95, FFP2, P2 respirator face masks, what are their differences?

What are the N95, KNP5, FFP2, P2 ? First of all, these are the…

Can disposable masks be reused? how to reuse disposable mask ?

Let's start with the conclusion: reuse of disposable masks is…