金属産業
alloy
art and craft
blast furnace
bright
burning
business finance and industry
carbon dioxide
cast
cast iron
casting
equipment
exploding
factory
ferrous sulfate
fire natural phenomenon
flowing
foundry
fumes
furnace
healthcare and medicine
heat temperature
heavy
industrial building
industrial equipment
industry
iron metal
ladle
liquid
manufacturing
manufacturing equipment
melting
metal
metallurgy
metalwork
molded
molding a shape
open hearth furnace
place of work
pouring
shape
social issues
steel
steel mill
steelmaking
technology
working
workshop