Ключевые слова: abstract, alloy, aluminum, art, background, banner, bar, board, border, brown, brushed, chrome, construction, design, diamond, frame, gray, grunge, hard, heavy, industrial, industry, iron, label, material, metal, metallic, old, pattern, plate, retro, rivet, rough, rust, rusty, scratched, screws, sheet, silver, steel, surface, template, texture, textured, train, vintage, wall,