I have raised four children so I'm used to noise and drama. I'm not keen though on the sound of dental equipment at work.
a day of hearing leaf blowers up close
Oh God.... whining. Noooooo!
I think even your favourite song has that kind of potential if you hear it often enough, let alone a dripping tap.
Loud open mouthed chewing with tongues slapping all around. I mean why?! That can make me lose appetite and make me lose my cool very quick.
"Your call is important to us thank you for holding"
if it was important you would put more operators on and I would be discussing my mortgage with somebody from India who barely speaks English.. fffs!!