One common concern about cloth face masks is the level of filtration they provide. The fabric’s mesh is often too open to filter out smaller particles such as smoke, dust, or viruses. A popular ...

More than 20 states now require people to wear face coverings in public. As more states make wearing face coverings in public mandatory, many wonder if masks with filters are more effective. "Any ...

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Wearing a cloth face mask has become a standard part of life when leaving the house amid the coronavirus pandemic. Face masks, which you can make from materials around the house, are meant to protect ...

Which N95 carbon filter masks are best? When contaminants from the environment get into your lungs, they can do damage. A proper respirator mask can filter out these undesirable elements and help to ...

Melitta, the German maker of the original paper coffee filter, retooled its production to make masks. A director called the filter’s perfect fit over the face “a gift from heaven.” Credit...Daniel ...