Ключевые слова: abstract, attention, backdrop, background, black, concrete, construct, construction, danger, dirty, frame, graphic, grunge, hazard, industrial, industry, ink, lines, noise, old, panel, pattern, plate, protect, provisional, road, safe, safety, sheet, sign, site, slanting, space, splatter, stick, stop, street, string, striped, stripes, surface, symbol, template, temporary, texture, traffic, wall, wallpaper, warning, yellow,