"gatt" == gatt writes:
Fueling a rented 172 and putting 40 gallons into the two
21-gallon tanks.

gatt LOL! Bonus for being short and to the point!

Which reminds me of the joke about the shortest sci-fi story:

The last man on earth was alone in a room. There was a knock on the
door.

Which someone topped:

The last man on earth was alone in a room. There was a lock on the
door.