ガロンあたりのマイル
auto
automobile
concept
conservation
conserve
costs
crisis
dependency
economical
economy
efficient
empty
energy
energy crisis
expenses
fill
fuel
fuel prices
fumes
gallon
gas
gas prices
gas pump
gasoline
gauge
hybrid
liter
litre
mileage
mpg
oil
oil dependency
out of gas
petrol
petroleum
prices
pump
resources
running
running on empty
sign
smoking
station
symbol
symbolic
tank
transport
transportation