Ключевые слова: abstract, architecture, backdrop, background, black, blank, build, construction, corrugated, design, door, exterior, fence, graphic, gray, grey, grunge, guard, hard, heavy, industrial, industry, iron, line, material, metal, metallic, modern, panel, pattern, plate, protect, reflect, rippled, roof, sheet, shine, silver, site, space, steel, striped, structure, surface, texture, textured, wall, wallpaper, white, zinc,