[oblongx]

How would it work? Airborne poop particles? I've never seen my septic guy get poop on themselves and certainly not in themselves.

[sgtnoodle]

It seems reasonable that people in that line of work would get exposed to random folks' germs orders of magnitude more often than someone not working around waste, even if they aren't swimming in it.

[panzagl]

I would definitely mention it in my Yelp review if they did.