atmosphere
blue
chemical
chemistry
chernobyl
chimney
city
clean
climate
cloud
construction
current
danger
dirty
ecology
electric
electricity
energy
environment
environmental
factory
far
generate
generator
global
gray
industrial
industry
like
line
nature
npp
nuclear
pipe
pipeline
plant
pollution
power
radioactive
reactor
sky
smoke
soviet
station
steam
technology
tower
vapor
white
working