Ключевые слова: abstract, architecture, art, backdrop, background, blank, block, brick, broken, cement, closeup, concrete, concrete base, concrete block, concrete floor, concrete noun, construction, damage, decorative, design, detail, dirty, flat, flat surface, gray, grunge, illustration, industry, inner surface, isolated, material, obsoleted, old, on the surface, pattern, portland cement, rock, rough, scratch the surface, space, stone, structure, surface, texture, textured, wall, wallpaper, weathered, white cement,