heat

mold

glow

light

smelting

production

workers

heavy

industry

fabrication

foundry

furnace

plant

labor

safety

operation

steel

craftsmanship

workflow

precision

iron

machinery

automation

factory

metallurgy

metalwork

materials

flame

flames

skill

hot

footage

craft

industrial

bright

pour

equipment

sparks

ambient

smoke

metal

alloy

work

process

engineering

ingot

construction

casting

mechanical

tech

manufacturing

molten