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Whether a non-medical mask protects the wearer is still up for debate. But the fact that they help protect others from droplet dispersion is elementary physics
by 9nGQluzmnq3M 6y ago
Whether a non-medical mask protects the wearer is still up for debate. But the fact that they help protect others from droplet dispersion is elementary physics.
- gizmo 6y agoIf the debate about mask usage is still going on, what does that tell you about the science on respiratory diseases? The absence of consensus on elementary physics is an embarrassment.