N95 vs. KN95 Masks and Surgical vs. Cloth Masks?

Masks on the Front Lines  People worldwide are wearing a variety of face masks, including surgical, cloth, face mask shields, N95 respirators, and KN95 masks. Online and in person, we have witnessed the use of other creative face coverings that might not be protective. Even professional health care workers in the same facilities may wear different face coverings as personal protective equipment (PPE). This may be due to a function of […]