Ключевые слова: architecture, background, barbed, barbwire, big, black, blue, chemical, container, cutter, depot, energy, environment, factory, flammable, freedom, fuel, gas, gasoline, global, gray, industrial, industry, iron, liquid, metal, military, nobody, oil, outdoors, outside, petroleum, plant, port, power, refinery, roll, safety, sharp, shipping, sky, steel, storage, store, switch, texture, wire,