In addition to the material properties, the filter performance also depends on the air resistance of the fabric.
(Photo: imago images/Michael Weber)
Berlin Spring fever is in the air. Despite the ongoing corona pandemic, a carefree summer seems within reach. This is ensured by the Prime Ministers, who now want to overturn many of the existing protective measures.
Only the mask requirement should partially remain in place in order to protect particularly vulnerable people, for example in health and care facilities or in local public transport. And of course sensible people will continue to wear respiratory protection voluntarily in public gatherings. A reason to look back.
What do the masks do and what could they do? Isn’t there still potential for optimization in the fight against Corona?
What a mask must be able to do
The requirements for masks to protect against corona have adapted to the current state of research over the past two pandemic years. While many Germans were still sewing fabric masks two years ago, FFP2 was later mandatory in many places. Which masks are to be worn where is in the hands of politicians.
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