Many people choose to wear an N95 mask as a way to reduce exposure to harmful viruses and airborne toxins or pollutants.

In a recent study published in PNAS, researchers characterized the wettability of fibrous layers of N95 respirators or face masks using contact angle (CA) goniometers. Fluid mobility is ubiquitous in ...

As the Omicron surge continues to sweep across the U.S, almost all talk has turned to masks. Which ones should you wear, and when? Where can I find N95, KN95 and KN94 masks? Is my N95 mask counterfeit ...