Published Sep 1, 2022 at 02:08am ET
Check out the Version Number on the Mask. Mask For Cleaning how to clean an N95 face mask the only way to be certain is to try on the mask before using it. NIOSH NIOSH-certified N95 the elastic should be at least finger-width apart when you inhale. So they're not ideal for nuclear fallout or an airborne virus like SARS. The effectiveness of all three masks depends on what types of particles you're exposed to and how long you wear them when doing so. There may be no demand to spend more cash on a different kind of mask.