The times they are a-changin’.
This post seems to be older than 11 years—a long time on the internet. It might be outdated.
Until Randall pointed this out , it didn’t even cross my mind: the inverse1 of miles (length) per a gallon (volume) is a unit of area. Ergo, my car’s efficiency is 0.1023mm2, or roughly twice the area of a pixel on a screen.
0gallons per mile ↩