The tank on this Acrosstic is a far cry from the ones that are produced in this YouTube 
. But granted, it is the most accurate way to determine if you can still reach a gas station a ferw miles off.
The other meaning of the word tank is one I don't really care to see in real life: they used to be almost indestructible, but nowadays even a simple cardboard drone can make it possible to deliver a crippling blow to them in the recent Russian-Ukrainian war.