Ключевые слова: abstract, alloy, aluminum, art, background, banner, board, border, closeup, concept, construction, design, format, frame, framework, gray, grey, grunge, hard, industrial, industry, iron, layout, leather, line, material, metal, metallic, old, panel, pattern, piece, screw, sheet, shine, silver, snake, stainless, steel, surface, template, texture, textured, zipper,