aggressive and the constant increase in infections are leading the governments of Europe to adopt new and stricter containment measures that also concern the protective devices to be worn. In particular, the new variants of Covid-19 seem to be worrying. In fact, it seems that the cloth masks would not guarantee adequate and sufficient protection for the variations that lead the virus to be more contagious.
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and saliva (droplet) which are emitted within one meter of a person when, for example, he coughs or speaks very loudly. They are useful if used by all the people who interact with each other (if the droplets are largely prevented from coming out). Also for this reason it is essential that they are worn correctly, with the nose and mouth completely covered. , Ffp2 works better than surgical masks in preventing the passage of droplet.
At the moment, according to most infectious doctors, the Ffp2 mask is the one that is best able to limit the spread of the infection, therefore to retain the droplets of saliva, but also to filter what arrives from the outside. distancing and hand washing, so the measures that are now very well known, are able to protect against all variants of the virus.
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