Covid-19
:
What you need to know about FFP2 masks
The white beaks are important in the fight against the coronavirus. But how well do they protect? And what do you have to consider when handling it? Answers to common questions.
from
Werner Bartens, Christoph von Eichhorn, Vera Schroeder and Berit Uhlmann
How good are FFP2 masks anyway?
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