arc
assembly
construction
engineering
equipment
fabricate
fabrication
factory
fire
fix
flaming
flash
gloves
helmet
industrial
industry
iron
job
labor
laborer
labourer
light
man
manufacture
manufacturing
mask
metal
metal worker
metalwork
production
protection
protective
repair
safety
skill
skilled
smoke
spark
steel
structure
technical
weld
welded
welder
welding
work
worker
working
workman
workplace