Ключевые слова: abstract, background, black, building, concrete, construction, design, dirty, empty, floor, grunge, harbor, hazard, heavy, illustration, industrial, industry, iron, line, logistics, lot, material, metal, metallic, nobody, old, pattern, road, rust, rusty, safety, sheet, steel, street, stripe, striped, strong, surface, texture, traffic, transport, transportation, up, urban, wall, wallpaper, warehouse, warning, worn, yellow,