機器
電極
PPE
arc
cloth
construction
drill
electric
engineer
engineering
equipment
fabrication
fireproof
gas
gloves
goggle
grinding
icon
industrial
laborer
male
man
mask
metal
outline
oxygen
pliers
protection
repair
rod
safe
safety
sign
silhouette
spark
sparkle
steel
symbol
tank
tool
torch
visor
weld
welded
welder
welding
wire
work
worker