Four concrete chimneys with one having white smoking billowing from it.

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Size: 3606px × 5136px
Location: South Africa
Photo credit: © Willem Cronje / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: -, air, blue, boiler, chemical, chemistry, chimney, coal, contamination, ecology, electricity, emissions, energy, environment, factory, fuel, fumes, gas, generation, global, greenhouse, industrial, industry, issues, manufacturing, moving, nuclear, ozone, people, pipe, plant, poisonous, pollution, power, production, refinery, sky, smog, smoke, social, stack, steam, technology, tower, tube, warming, wind