Ключевые слова: access denied, barbed wire, blurred background, boundaries, coil, cold, confinement, danger, defense, dusk, energy, evening, factory, fence, gas, industrial, industry, infrastructure, metal, no people, oil refineries, out of focus, outdoors, perimeter, plant, power plant, prison, protection, razor wire, restricted area, safety, security, sharp, snow, steel, threat, twilight, winter, wire,