英文關鍵字
accident
air
apocalyptic
architecture
atmosphere
business
chemical
chemistry
chimney
coal
construction
cooler
danger
distillation
ecological
ecology
electric
energy
environment
equipment
factory
fumes
gas
global
heavy
industrial
industry
iron
life
manufacture
metal
metalurgy
pipe
plant
pollution
power
production
refinery
smog
smoke
smokestack
steam
technology
tower
toxic
warming
water
work