An aerosol is simply a suspension of particles in the air.
Posted on: December 29, 2020 at 20:49:29 CT
*M* KC
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Masks stop lots of particles suspended in the air.
Smoke is an aerosol. Airborne dust is an aerosol.
Masks stop them
Edited by *M* at 20:51:02 on 12/29/20