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The combined effect of relative humidity and air temperature on the CoV concentration in saliva. An example at 4 km/h wind speed and relative humidities (a) RH = 10%, (b) RH = 30%, (c) RH = 50%, and (d) RH = 90%. The sharp decrease in the values is not physical; it is related to the fact that the droplets’ cloud left the computational domain located at 8 m away from the mouth of an individual.
