Ключевые слова: abstract, alloy, aluminium, aluminum, background, backgrounds, brushed, chrome, closeup, construction, design, dirty, durable, floor, gray, grey, grid, grunge, hard, heavy, industrial, industry, iron, lines, material, metal, metallic, old, panel, pattern, plate, rhombus, rough, rust, rusty, seamless, sheet, silver, stainless, steel, strong, style, surface, symbol, texture, textured, tile, tough, wall, wallpaper,