Ключевые слова: abstract, aged, ancient, antique, architecture, art, backdrop, background, backgrounds, black, broken, cement, concrete, crack, design, dirt, dirty, exposed, exposed concrete, floor, gray, gray stone texture, grey, grunge, grungy, material, obsoleted, old, pattern, portland cement, retro, rock, rough, shabby background, stone, structure, surface, surface area, texture, textured, urban, vintage, wall, weathered, white, white cement, work surface,