Ключевые слова: abstract, alloy, aluminium, aluminum, art, backdrop, background, brushed, color, construction, copy, design, gray, hard, industrial, industry, iron, line, material, metal, metallic, modern, old, panel, pattern, plate, rhombus, sheet, shine, shiny, silver, sleek, smooth, space, stainless, steel, strong, surface, texture, wall, wallpaper,