chimneys

air burn burner burning carbon chimney chimneys climate clime co2 combustion contamination dark dioxide dirty dutch effect emission energy environment environmental europe evaporate evaporating evaporation exhaust factories factory filthiness filthy fume fumes gases gasses global greenhouse grow growing heat heating industrial industry outdoor outdoors outside pipe pipes pollute polluting pollution power process product rainbow silhouette sky smog smoke smoking steam tube tubes unhealthy vapour warm warming water