News: November 2020 Nonwovens
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Nov 13, 2020Ultrasound technology makes breathing masks
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Respiratory masks protect against fine dust, smoke or aerosols and, depending on the design, also provide protection against bacterial and viral droplet infections, such as those caused by the coronavirus SARS-CoV-2. The commercially available, particle-filtering, folded or molded masksare divided into different protection classes that define the structure of their filter materials.