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Coronavirus: Face mask, face shield, FFP2, N95, KN95 - what′s the difference? | Science| In-depth reporting on science and technology | DW

Pandemic turns spotlight on former niche products Simple face mask The current regulation in Germany requires a simple face mask to be worn as a minimum requirement in most public areas. This is a piece of cloth that completely covers the mouth and nose. Even a bandanna or scarf would qualify. When you exhale, it inhibits the flow of air and therefore the distance that germs can travel. And this already significantly reduces the risk of infection for other people. The purpose of such masks is not to protect the people wearing them from infection: They protect the people everyone else from the wearers germs. Because transmission is frequently caused by asymptomatic people,  everyone is a potential virus carrier.

One year ago: First news of the coronavirus What have we learned since? | Science| In-depth reporting on science and technology | DW

One year ago: First news of the coronavirus What have we learned since? | Science| In-depth reporting on science and technology | DW
dw.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from dw.com Daily Mail and Mail on Sunday newspapers.

What do we know about the coronavirus? | Science| In-depth reporting on science and technology | DW

What do we know about the coronavirus? | Science| In-depth reporting on science and technology | DW
dw.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from dw.com Daily Mail and Mail on Sunday newspapers.

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