Ключевые слова: abstract, aged, alloy, aluminum, backdrop, background, blackboard, blank, chrome, closeup, design, detail, floor, grain, gray, grey, grunge, grungy, industrial, iron, light, macro, material, metal, metallic, natural, old, paper, pattern, plastic, rough, sheet, shiny, silver, smooth, space, stained, steel, stone, surface, texture, textured, wall, wallpaper,