gallons per mile
how much gas your car swallows just to move a little
That thing drinks gas like it's water. 12 gallons per mile? That's my life.
I got a ticket for driving 5 blocks and burning 7 gallons of gas. My car is a monster.
My Hummer is like a vampire. It needs gas to live. 9 gallons per mile? That's just a snack.