alloy
annealing
bending
blacksmith
burning
cast
factory
fire
flame
forge
forging
foundry
furnace
glow
hard
hardening
heat
heavy
hot
indoors
industrial
ingot
iron
machinery
manufacture
material
melt
metal
metallurgical
metalworking
molten
oven
press
process
production
profession
quench
quenching
red
smith
stainless
stamp
steel
stove
temperature
tool
treatment
worker
working
workshop