COVID-19: Calculating aerosol infection risk yourself https://www.mpg.de/16015780/corona-covid-19-aerosol-infection
The risk of being infected by Corona virus Sars-CoV-2 via aerosol particles in indoor environments can be determined by an easy-to-use algorithm, developed by a team of the Max Planck Institute of Chemistry in face of the covid-19 pandemic.
Cheng, Frank Drewnick, Gerald Haug, Thomas Klimach, Jean