auto
automobile
benzine
business
car
closeup
day
economy
energy
engine
expenses
expensive
fill
fuel
fueling
gas
gasohol
gasoline
green
hand
handle
high
hold
holding
hose
human
industry
male
natural
nobody
nozzle
oil
outdoors
person
petrol
petroleum
pollution
power
pump
refill
refuel
refueling
service
shop
station
tank
transport
transportation
travel
vehicle