金属産業
電極
bright
busy
construction
crafts
craftsman
cutting
engineering
equipment
factory
fire
flame
gloves
grinding
hard work
helmet
industrial
industrial building
industry
iron
laborer
lifestyle
light
machinist
man
manufacturing
mechanical
melt
metal
metal worker
metalwork
occupation
people
plant
protective eyewear
safety equipment
smoke
spark
steel
steel worker
welder
welding
welding mask
welding torch
work
worker
workman
workwear