Ключевые слова: alloy, aluminum, anti, backdrop, background, building, business, checker, construct, construction, copy, corrugated, design, diamond, dirty, empty, floor, frame, grate, grey, grid, grunge, industrial, industry, iron, material, metal, metallic, nonslip, old, panel, pattern, plate, rough, rust, rusty, safety, sheet, silver, slip, space, stainless, steel, step, surface, texture, tile, tread, wall, wallpaper,