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bars
boiling
casting
close
converter
crucible
flame
founder
founding
foundry
freight
furnace
heat
heavy
hot
industry
iron
ladle
manufacture
manufacturing
melt
metal
metallurgical
metallurgy
mill
mold
molten
ore
plant
pot
pressure
processing
production
red
roll
rolling
sand
scoop
scrap
shop
smelter
smelting
sparks
steel
stock
stove
temperature
transport
works