Published Aug 9, 2021 at 11:11am ET
It's important that you avoid paper towels and sponges as they may leave debris behind on your face shield. NIOSHlist N95 NIOSH approved next action: Tie your hair back right into a ponytail or bun before plACIng on your mask. KN95 difference between KN95 and N95 masks should I discard my face mask if it has no expiration date? Or mold spores. As a matter of common sense, you should follow best practices to ensure your health and comfort when using medical masks. An N95 mask needs to be fit tested before being used by each worker who will wear it.