Well Eric, Kelvin is an absolute number, so there is no "less than zero" whereas Celsius is a relative number. That's why. Op 19-11-14 om 08:16 schreef norrislawfirm2: > To pick nits, it isn't "degrees Kelvin" it's just Kelvin or Kelvins. I don't know why. > > 73 > > Eric WD6DBM > >