factory smoke from chimneys bad ecology Environmental pollution
Palabras clave
fume,
city landscape,
panorama,
steel,
emission,
contamination,
iron,
sky,
exhaust,
dioxide,
climate,
fuel,
metal,
damage,
production,
metallurgy,
fume,
industrial,
environment,
technology,
smoke,
factory,
ecology,
industry,
chimney,
chemical,
environmental,
toxic,
energy,
pollution,
smog,
steam,
gas,
air,
warming,
plant,
dirty,
power,
pipe,
manufacturing,
global,
tower,
atmosphere,
metallurgical,
smokestack
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