Ключевые слова: aged, alloy, antique, background, business, cast iron, construction industry, dirty, engineering, factory, foundry, grunge, history, horizontal, industrial, industrial revolution, industry, iron, manufacturing, metal, metal plate, metallic, no people, old, old fashioned, past, photo, placard, plaque, plate, retro, rough, rust, rustic, rusty, sign, stained, steel, steel background, steel industry, steel sign, steelmaking, text, texture, textured, victorian, white, word, writing,