Radgirl, would you be kind enough to quote some science or published guidance behind those opinions please? This is, literally, life and death. Perhaps, just to reassure us, you could state a published definition of ‘aerosol’, in this context. The available science says that ‘droplet’ is the usual mechanism and there is little evidence that ‘aerosol’ is a mechanism.
https://www.nejm.org/doi/full/10.105...=featured_home