belt
blast
bright
burning
cast
casting
circle
conveyor
cooling
equipment
factory
ferrous
fire
flame
flat
form
foundry
furnace
glow
glowing
heat
heavy
hot
industrial
industry
iron
light
manufacturing
melting
metal
metallurgical
mill
molten
orange
plant
power
production
refractory
release
roll
rolling
sheet
shop
smoke
sparks
steel
steelwork
vapor
water
workshop