arc
blue
brilliant
construction
craft
craftsman
danger
engineering
entrepreneur
fabricate
factory
fire
flash
hot
industrial
industry
iron
job
labor
laborer
laboring
light
making
man
manual
manufacture
manufacturing
mask
metal
metalwork
occupation
protection
repair
safety
skill
skilled
smoke
spark
steel
tech
technical
technology
trained
weld
welded
welder
welding
work
worker
workplace