arc
background
blast
bright
burning
casting
construction
equipment
factory
fire
flame
foundry
furnace
glow
glowing
gold
heat
heavy
hot
industrial
industry
interior
iron
ironworks
ladle
light
liquid
manufacture
manufacturing
melting
metal
metallic
metallurgical
metallurgy
mill
molten
plant
pour
power
production
red
slag
smelting
sparks
steel
steelworks
work
worker
workshop