機器
aluminum
アルミニウム
arc
company
employee
equipment
fabrication
factory
floor
gas
glare
gloves
glow
hand
heat
hood
hot
industrial
industry
inert
installation
job
labor
light
liquid
machinery
man
manufacturing plant
mask
metal
people
plant
power
production
protection
repair
rod
safety
shop
skill
smoke
steel
technical
tig
tool
tungsten
utility
weld
welder
welding
work
worker