assembly
blue
construction
craftsman
engineering
equipment
fabricate
fabrication
factory
flash
helmet
hot
industrial
industry
iron
job
labor
laborer
labourer
light
man
manufacture
manufacturing
mask
metal
metalwork
occupation
person
protection
protective
repair
safety
skill
skilled
spark
sparkle
steel
technical
technician
technology
tool
torch
weld
welded
welder
welding
work
worker
working
workshop