autobus
benzine
bus
buses
concept
cost
currency
design
diesel
dispenser
dollars
doubledecker
energy
environment
evaluation
exchange
fixing
flat
fuel
gas
gasoline
icon
illustration
industry
odds
oil
omnibus
petrol
petroleum
pollution
power
price
pullman
pump
quotation
rate
refuel
refueling
service
single
station
symbol
tariff
transport