...by an inclined PLANE
wrapped helically around an axis.
The Big Bang Theory Season 4, Episode 5
The salesman said
it could survive a PLANE crash, so...
The Big Bang Theory Season 10, Episode 23
Ever been on a PLANE
and find yourself
Breaking Bad Season 5, Episode 11
...and shouts, "Who wants
to take a ride in my invisible PLANE?"
The Big Bang Theory Season 4, Episode 5
and the shoes,
the PLANE tickets.
The Big Bang Theory Season 12, Episode 23