Workers in open-cast mining operation pit
Palabras clave
miner,
quarry,
men at work,
pit,
shoveling,
miner,
mining,
industry,
man,
industrial,
extraction,
surface,
surface mining,
production,
excavation,
operation,
mineral,
earth,
material,
building material,
coal,
construction material,
clay,
sand,
gravel,
man,
men at work,
working,
helmet,
vest,
safety,
phone,
mobile phone,
phoning,
people,
winter,
occupation,
job
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