I Really Mean It
Veteran
Why are they saying cotton, when dish towels and vacuum cleaner bags are more effective? If you’re gonna make a mask you should make one out of a vacuum cleaner bag.
Because they're too heavy to wear, affecting breathability. It's not a matter of preventing 100% of the virus. More than the virus itself, the viral load - the amount of the virus you come into contact with - is the key factor in determining level of infection. If you have something that knocks off 50% of its ability to cling to your respiratory system, you've done enough to prevent the kind of infection that's putting people in the hospital.