Longwall Mining: Shearer, with two rotating cutting drums and movable hydraulic powered roof supports called shields

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Size: 6144px × 4088px
Photo credit: © WireStock / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: black, chain, coal, color, conveyor, dark, engineering, exploitation, geology, horizontal, industry, lignite, longwall, machinery, mineral, mining, people, photo, transportation, underground, working, yellow