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KF94 masks are Korean-standard masks tested and regulated by the Korean Ministry of Food and Drug Safety, said Kelly Carothers, the director of government affairs and sustainability at Project N95, ...

New research shows that while many cloth and medical masks fall short against tiny airborne particles, simple hacks like overmasking or using braces can dramatically improve your protection, yet only ...

Experts have made it clear: Cloth masks are no longer good enough as the omicron coronavirus variant spreads. Instead, they recommend upgrading to a KN95 or N95 mask as they offer better protection ...