Ключевые слова: alaska, chemical, chimney, climate, connection, construction, crude, distillery, dusk, energy, engineering, equipment, factory, fossil, fuel, gas, gasoline, industrial, industry, iron, line, metal, oil, oilfield, petrochemical, petrol, petroleum, pipe, pipeline, piping, plant, pollution, power, production, refinery, reflection, sky, station, steam, steel, structure, sunset, supply, technology, transport, transportation, tube,