Cutting of steel beam with sparks fly from gas in fabrication factory.
Schlüsselwörter
steel,
cutting,
welding,
metal,
gas,
machine,
industry,
welder,
fabrication,
factory,
beam,
construction,
structure,
industrial,
weld,
manufacturing,
spark,
fly,
mask,
safety,
iron,
fire,
craftsman,
men at work,
protection,
arc,
light,
work,
labor
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