background
bright
cast
casting
equipment
factory
fire
flame
foundry
furnace
glow
glowing
heat
heavy
hot
industrial
industry
iron
ladle
light
liquid
manufacture
manufacturing
melt
melting
metal
metallic
metallurgical
metallurgy
mill
molten
orange
plant
pour
pouring
power
production
red
smelting
smoke
spark
sparks
steel
technology
temperature
work
workshop