arc
construction
craftsman
electric
engineering
equipment
fabrication
factory
fire
flash
gloves
hot
industrial
industry
iron
job
labor
laborer
light
man
manufacture
manufacturing
mask
metal
metalwork
production
protection
protective
repair
safety
skill
skilled
smoke
spark
sparks
steel
technical
technology
tool
weld
welded
welder
welders
welding
work
worker
working
workplace
workshop