Ключевые слова: abstract, alloy, aluminium, aluminum, armor, armored, backdrop, background, backgrounds, blank, bright, brushed, copy, empty, engineering, floor, gray, grey, hard, heavy, highlight, illustration, industrial, iron, lines, material, metal, metallic, panel, plate, polished, reflective, security, sheet, shiny, smooth, solid, space, stainless, steel, strength, strong, surface, texture, textured, titanium, tough, wall, wallpaper,