afro
auto
automobile
benzine
blazer
business
car
curly
currency
diesel
ecology
economy
elegant
energy
environment
fill
flat
fuel
gallon
gas
gasoline
hose
illustration
industry
male
man
modern
money
nozzle
oil
outdoors
petrol
petroleum
pollution
pump
red tie
refill
refuel
refueling
savings
service
station
stockpile
tank
tie
transport
transportation
travel
vehicle