Ключевые слова: alternative, auto, automobile, business, car, cng, compressed, container, cylinder, ecology, economy, energy, environment, equipment, fill, flammable, fuel, fueling, gas, gasoline, hand, industrial, industry, liquefied, liquid, lng, lpg, natural, ngv, nozzle, oil, petrol, petroleum, pollution, power, pressure, propane, pump, refill, refinery, refuel, refueling, service, station, storage, symbol, tank, transport, transportation, vehicle,