Thermal Energy and Power
GSL_CONST_MKS_CALORIE
The energy of 1 calorie.
GSL_CONST_MKS_BTU
The energy of 1 British Thermal Unit, btu.
GSL_CONST_MKS_THERM
The energy of 1 Therm.
GSL_CONST_MKS_HORSEPOWER
The power of 1 horsepower.