arc
assembly
construction
craftsman
engineering
equipment
factory
fire
flash
gloves
improvisation
industrial
industry
iron
job
join
labor
laborer
light
making
man
manual
manufacture
manufacturing
mask
metal
metalwork
production
protection
repair
safety
shipyard
skill
skilled
smoke
spark
sparks
steel
technical
technology
tool
trained
weld
welded
welder
welding
work
worker
workplace
workshop
定額
Profesional welder in protective uniform and mask welding metal pipe on the industrial table with other workers behind in the industrial workshop.の素材 [FY310209734699]
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