automobile
barrel
business
can
canister
car
chemical
container
crisis
danger
dirty
drum
economy
empty
energy
environment
fossil
fuel
gallon
gas
gasoline
icon
illustration
industrial
industry
isolated
market
metal
object
oil
old
petroleum
pollution
power
price
puddle
red
remonstrate
rust
rusty
sign
spill
steel
storage
symbol
tank
toxic
white