Girl Planting seeds

Coronavirus: How Well Do Face Masks Protect Against Viruses, Droplets and Dust?

The simple mouth and nose protector — a mask made of a rather thin paper fleece, which is knotted behind the head with ribbons - was formerly used almost exclusively in operating theaters. Doctors and assistants wear this mouthguard primarily to prevent their patients on the operating table from being infected with germs and pathogens. If the wearer of the mask coughs or sneezes, for example, most of the droplets from the mouth and throat get caught in the mask. In the long run, however, this only works if the mask is changed regularly and disposed of hygienically and safely. In surgery, doctors must change their mask at least every two hours. If, on the other hand, a mask of this type is worn repeatedly, it quickly loses its effectiveness. How Much Protection Does the Mask Provide? Read more....

 

Back

 
 
close (X)