art
barrel
black
business
canister
chemical
container
crude
danger
design
diesel
drop
drum
energy
environment
fossil
fuel
gallon
gas
gasoline
icon
illustration
industrial
industry
isolated
liquid
market
metal
metallic
natural
object
oil
petrol
petroleum
pollution
power
refinery
resource
risk
sign
steel
storage
substance
symbol
tank
threedimensional
toxic
trade
vector
white