Third World HYGIENE.
The Big Bang Theory Season 5, Episode 1
I'm scrupulous about my HYGIENE,
I regularly disinfect my hands...
The Big Bang Theory Season 3, Episode 15
Intelligence,
ruthless attention to HYGIENE...
The Big Bang Theory Season 2, Episode 13
your personal HYGIENE or
the fact that your science,
The Big Bang Theory Season 11, Episode 17
I must take responsibility. I had to stop
for feminine HYGIENE supplies.
The Big Bang Theory Season 4, Episode 3