It is well established that the SARS-CoV-2 virus responsible for the COVID-19 disease is transmitted via respiratory droplets that infected people eject when they cough, sneeze or talk. Consequently, much research targets better understanding droplet motion and evaporation to understand transmission more deeply.
Click here for original story, Respiratory droplet motion, evaporation and spread of COVID-19-type pandemics
Source: Phys.org