With the delta variant surging and health officials urging indoor mask use — and requiring masks indoors for many Bay Area locations — you've likely pulled out ...

Which filter inserts for masks are best? Cloth masks typically are the most affordable options for staying healthy and safe in crowded public settings because you can wash them and repeatedly wear ...

President Joe Biden’s plan to distribute 400 million free N95 masks rolled out Tuesday. Though the disposable N95s are better at preventing transmission of COVID-19 than single-layer cloth masks, they ...

As the Omicron surge continues across the country, experts recommend upgrading your face mask. If you are relying on a homemade or cloth face covering, it might be time to reconsider. "The idea of ...

Cummins’ NanoNet ® and NanoForce ® Media technology, which uses DuPont’s Hybrid Membrane Technology (HMT), can typically be found in air, fuel and lube filtration products used in heavy-duty diesel ...