blue
chemical
chimney
city
clear
construction
corporate
danger
dangerous
distillery
energy
engineering
environment
explosive
factory
fuel
gas
gasoline
global
industrial
industry
japan
japanese
kawasaki
line
manufacture
metal
oil
petrochemical
petroleum
pipe
pipeline
pipelines
pipes
plant
pollution
power
refinery
scene
sky
station
steel
storage
system
tank
toxic
warming
work
worker