Chunks of brown coal held on a dirty male hand. Material used for heating single-family houses. Dark background.

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Size: 5652px × 3768px
Photo credit: © Piotr Wytrążek / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: black, burning, central, charcoal, coal, dark, dirty, ecology, effect, energy, environment, fire, hand, heat, hot, human, industrial, industry, lignite, man, manufacturing, material, metallurgical, miner, mineral, nature, power, processing, production, protection, resources, rock, stone, top, worker