Industrial chimneys time lapse. Metallurgy blue sky. Metallurgical industrial factory. Poisoned air. Epic pollution of nature. Toxic substances.

Keywords: air pollution apocalyptic black carbon carbon dioxide chemical chimney construction damage danger dark dirty dirty air dramatic dusk ecology emission emissions energy environment environmental factory fuel gas global warming harmful substances heavy industrial industry metallurgy metallurgy plant oil oxygen ozone pipe pipes pollution power problem production silhouette sky smog smoke smokestack technology tower toxic yellow