arc
black
blue
bright
brilliant
burning
busy
color
construction
copy
crafts
craftsman
cylinder
danger
dangerous
dark
engineering
equipment
fabrication
face
factory
flash
grid
guy
hot
industrial
industry
iron
ironwork
labor
laborer
light
man
manual
manufacture
manufacturing
metal
metalwork
metalworker
mig
obscured
occupation
one
orange
overalls
oxyacetylene
person
pipe
plant
protection
repairing
safety
skill
skilled
space
spark
sparkle
sparks
steel
tech
technical
technology
tool
torch
tube
vertical
visor
weld
welder
welding
work
worker
working
workshop