background
blue
building
business
chemical
chemistry
chimney
city
complex
construction
energy
engineering
environment
factory
fuel
gas
gasoline
harbor
industrial
industry
japan
kanazawa
manufacture
manufacturing
metal
oil
petrochemical
petrol
petroleum
pipe
pipeline
plant
pollution
power
processing
production
refinery
reflection
sea
seaport
sky
steel
storage
structure
tank
technology
tube
urban
view
water