electric arc welding
Palabras clave
action,
arc,
construction,
craft,
electric,
equipment,
factory,
flames,
flare,
glove,
glow,
hand,
hazard,
hold,
hot,
industrial,
industry,
job,
labor,
lens,
light,
man,
manual,
manufacturing,
mask,
metal,
motion,
occupation,
protection,
repair,
safety,
smoke,
spark,
spark,
spray,
steel,
technical,
technology,
tool,
torch,
weld,
welder,
welding,
work,
men at work,
working,
workplace,
workshop
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