Ключевые слова: abstract, alloy, aluminium, aluminum, armor, armored, backdrop, background, backgrounds, blank, brown, brushed, color, copy, empty, engineering, hard, highlight, illustration, industrial, iron, material, metal, metallic, panel, plate, polished, reflection, reflective, secure, security, sheet, shine, shiny, smooth, solid, solidity, space, stainless, steel, strength, strong, surface, texture, textured, titanium, tough, wall, wallpaper,