bright
casting iron
construction
equipment
factory
fire
flame
flowing
foundry
freight
fumes
furnace
glasses
gloves
glow
hard
hard work
heat
heavy
helmet
hot
industrial
industry
iron
liquid
man
manufacturing
melting
men at work
metal
metallurgy
mill
occupation
people
plant
pour
production
protective eyewear
red
smelter
smeltery
smelting
smoke
spark
sparks
steel
steel worker
technology
work
worker
workers
workplace