The Math of Wearing a Mask
The Math of Wearing a Mask Bare Room Prerequisites : Assuming that COVID is airborne, assuming that mandatory masks have been fully implemented in public gathering places, and assuming the following data in the first column, then Mask blocking virus rate (assumed) For healthy people wearing mask For COVID patients wearing mask Risk of virus exposure 50% 50% virus blocked 50% virus leaked 25% 70% 70% virus blocked 30% virus leaked 9% 90% 90% virus blocked 10% virus leaked 1% Note 1 : Microscopic objects usually have some physical effects that are different from normal objects, such as electrostatic effect, capillary effect, matter wave effect, diffraction, and so on. Note 2 : The floating virus is not a bullet or smoke, it is neither rigid nor difficult to destroy! ...