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 ...
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CLIFTON PARK, N.Y. (NEWS10) — A local company is shifting production to make filters for face masks. A. Johnson Heating, Cooling, and Plumbing is now making MARV-13 filters, which are designed to ...
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