Do gas masks protect against viruses

Gas masks can protect against viruses.

The gas mask can play a certain anti-virus effect. Because the gas mask is contained in the filter cotton and activated carbon and other substances, and these substances for the virus as well as bacteria can play the effect of isolation, so as to play the effect of anti-virus.

The gas mask can protect against viruses, the gas mask even better than the N95 mask anti-virus effect, the gas mask can protect the eyes, facial skin and respiratory tract.