liquid metal from casting ladle ferrous metallurgy

black bright bronze cast casting craft crucible cup dark detail engineering equipment factory ferrous fill filling fire flame flaming flow flowing foundry furnace gold hard heat heating heavy hot illuminate illumination indoor indoors industrial industry iron job ladle life liquid make making manual manufacture manufacturing material melt melting metal metallic metallurgy metalwork mill molten motion nobody object orange pour pouring red shop smelt smoke spark sparking sparks spill spilling steel still stillife technology tool vat work working workshop yellow