Ключевые слова: background, base, blue, bolt, brown, close, closeup, concrete, connection, construction, corrosion, damaged, design, detail, dirty, engineering, equipment, green, grunge, industrial, industry, iron, light, metal, metallic, nut, nuts, object, old, outdoor, paint, plate, pole, post, rough, rust, rusted, rusty, screw, steel, structure, surface, texture, textured, tool, up, urban, vintage, white, work,