Prof. Jose-Luis Jimenez Profile picture
Dist. Prof. Univ. Colorado. #HighlyCited2023, Fellow AAAR & AGU. https://t.co/bba7YQLccv https://t.co/KutdZGqwmb Aerosols, pollution #EndFossilFuels #COVIDisAirborne

Sep 24, 2020, 5 tweets

1/ Aerosol scientists don't agree. What kind of consensus is that?

Does the discipline who studies transport of particles through the air, NOT count for a "consensus" of which particles travel through the air??

2/ this "consensus' is incorrect.

SARS-CoV-2 transmits better to people nearby because aerosols are most concentrated there. And then it can transmit in a room, if we "help it" w/ low ventilation, long time etc.

3/ If it can infect in a room, it MUST infect much more easily in close proximity, where it is ~50-100 times more concentrated than in room air.

Just like smoke (an aerosol), which is far more concentrated in close proximity than at the room level.

4/ And then, droplets are NOT needed at all to explain the patterns of transmission. We can explain everything with aerosols.

Which is consistent with almost no evidence for droplets, and a ton of evidence for aerosols:

5/ But to see a high level person like @DrTomFrieden say that there is a consensus that aerosols is not important, in matters (transport through the air) where a primary discipline is aerosol science, makes us feel again very welcome into this debate...
(Cartoon thx to @DFisman)

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