The most and least effective coronavirus face masks, according to new study
The best face coverings at preventing droplet spread were N95 masks without valves, while fleece coverings were actually shown to be "counterproductive,” one study found.
FOX NEWS: The most and least effective coronavirus face masks, according to new study
The most and least effective coronavirus face masks, according to new study
The best face coverings at preventing droplet spread were N95 masks without valves, while fleece coverings were actually shown to be "counterproductive,” one study found.
0 comments:
Post a Comment