Fe Górnośląski Okręg Przemysłowy
PLATE · No. 1900–1950
Hazard · Riveted Steel · Soot-Dark Ground

SILESIAN
STEELWORKS
GRAY

Soot-darkened riveted plate and drifting smoke haze from the coal-and-steel mills of Upper Silesia — lit by a single oxide-red mine-paint mark. Heavy, condensed, forged, never fashionably dark.

SOOT
PLATE
SLAG
ASH
OXIDE
This is the Silesian Steelworks Gray design system, applied by Curio Design — a design-style library for AI agents. Full Silesian Steelworks Gray guide → designbycurio.com/learn/polish-zinc-zelazo-industrial