boat
building
cargo
cargo ship
chemical
chimney
commercial
construction
ecology
economy
energy
environment
factory
fuel
gas
gasoline
global warming
harbor
harbour
heavy
industrial
industrial ship
industry
logistics
manufacturing
oil
petrochemical
petrol
petroleum
plant
pollutant
pollute
pollution
power
production
refinery
ship
smoke
steam
storage
structure
sun
tank
tanker
tanker ship
technology
tower
transport
transportation
water