I think it's because both firefighting and (some specializations of) nursing pay pretty well so they're materially well off, and they both also attract people from blue collar backgrounds which tend to be culturally conservative (not denigrating them for this, but it is what it is)
I think it's because both firefighting and (some specializations of) nursing pay pretty well so they're materially well off, and they both also attract people from blue collar backgrounds which tend to be culturally conservative (not denigrating them for this, but it is what it is)
Always be thinking about this (as a very academic-background far left nerd going into trades)