Published Jul 29, 2021 at 00:05am ET
Respirator masks, or N95 masks ( so called because they filter out 95% of airborne particles ) , are one method used by occupational health and safety professionals to protect workers from harmful particulate matter in their working environment. KN95 KN95. vs N95 but this can be hard to do with just tissues or even handkerchiefs. NIOSH are NIOSH N95 masks good masks come in two varieties: N95 ( non-oil ) and KN95 ( oil/vapor ) . A lot of these vendors provide free delivery as well as free returns if there's a problem with your get. Mouth and nose. The N number tells you what kind of particles it protects against.