
Did the ELECTRICITY go out?
The Big Bang Theory Season 11, Episode 11

...and told everybody he was gonna provide
ELECTRICITY for the town.
The Big Bang Theory Season 1, Episode 4

Same reason
it's got ELECTRICITY:
The Big Bang Theory Season 12, Episode 7

If you don't have ELECTRICITY,
then you probably don't need cable.
The Big Bang Theory Season 2, Episode 14

Going out to discover ELECTRICITY?
The Big Bang Theory Season 3, Episode 6