Ключевые слова: and, background, barrel, blue, bright, business, center, crude, cylindrical, diesel, distribution, dollar, economy, environment, fuel, gallon, gas, gasoline, industrial, industry, kerosene, ladder, no, oil, petrochemical, petroleum, pipeline, plant, refinery, reservoir, shipping, sky, smoking, staircase, storage, tanks, trading, volume, wallpaper, white,