Three workers wearing yellow uniforms walk on a conveyor belt carrying coal at a power plant
Schlüsselwörter
business,
professional,
men at work,
men at work,
uniform,
uniform,
hard hat,
conveyer belt,
coal,
power plant,
smokestack,
smoke,
industrial,
industry,
factory,
plant,
facility,
energy,
pollution,
environment,
safety,
construction,
mining,
industrial plant,
manufacturing,
energy production,
factory,
production,
coal cellar,
environmental impact
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