blacksmith
blast
equipment
factory
fire
flow
flowing
forgery
forging
foundry
furnace
heat
heavy
high
hot
industrial
industry
iron
light
liquid
loading
manufacture
manufacturing
melting
metal
metallurgical
metallurgy
mill
molten
plant
pour
pouring
power
production
red
release
releasing
shiny
smelting
sparks
steel
stream
streaming
technology
temperature
white
whitehot
works
workshop
yellow