A worker welds metal at a construction site. Technology
Palabras clave
industrial,
technology,
metal,
work,
welding,
welder,
factory,
men at work,
construction,
manufacturing,
safety,
industry,
steel,
smoke,
job,
iron,
mask,
protection,
skill,
production,
equipment,
light,
tool,
fire,
spark,
arc,
labor,
craftsman,
technical,
glove
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