Factory pipes. Smoke comes from factory pipes. Air pollution. Factory pipes against the blue sky. Sunny day.
Palabras clave
factory,
plant,
chimney,
pipe,
industry,
industrial,
ecology,
smog,
pollution,
smoke,
dirty,
environment,
global,
damage,
dust,
sky,
technology,
nature,
air,
atmosphere,
chemical,
climate,
dioxide,
emission,
energy,
exhaust,
fume,
refinery,
fuel,
steam,
toxic,
burn,
city,
contaminated,
destruction,
disaster,
fire,
hot,
stink,
toxic substance,
unhealthy,
building,
manufacturing,
tower,
vapour,
business,
chemistry,
global warming,
night
