Ключевые слова: backdrop, blank, broken, circle, clockwork, cog, cogwheel, component, copper, detail, empty, equipment, frame, gear, grunge, horizontal, industrial, industry, information, iron, machine, machinery, mechanic, mechanical, mechanics, mechanism, message, metal, metallic, mockup, old, punk, retro, rivet, round, rust, rusted, rusty, screw, sign, solid, steampunk, steel, technology, template, transmission, vintage, weathered, wheel,