AH                      calculate absolute humidity
C2K                     Celsius to Kelvin conversion
Es.T0                   Saturation vapor pressure (hPa) at 0 degrees
                        Celsius
K2C                     Kelvin to Celsius conversion
L                       Latent heat of water vapor
MR                      calculate mixing ratio
Md                      Molecular weight of dry air
Mw                      Molecular weight of water vapor
RH                      calculate relative humidity
Rw                      Specific gas constant of water vapor
SH                      calculate specific humidity
SH2RH                   convert specific humidity into relative
                        humidity
SVP                     calculate saturation vapor pressure
SVP.ClaCla              calculate saturation vapor pressure using the
                        Clausius-Clapeyron equation
SVP.Murray              calculate saturation vapor pressure using the
                        Murray equation
T0                      Zero degrees Celsius in Kelvin
WVP1                    calculate partial water vapor pressure given
                        dew point
WVP2                    calculate partial water vapor pressure given
                        relative humidity and saturation water vapor
                        pressure
ivs                     Viability of influenza A virus for 1 hour after
                        spraying
ivt                     Aerosol transmission efficiency of influenza A
                        virus from guinea pigs to guinea pigs
