燃やす
anode
cast
close
closeup
coal
construction
copper
culture
dark
energy
equipment
extreme
factory
fire
form
foundry
heat
heavy
industrial
industry
liquid
material
metal
metallurgy
metalprocess
metalwork
molten
ore
plant
pour
powerful
process
production
shape
shop
smelter
smoke
steel
structure
view
wheel
work
workshop