Ключевые слова: architecture, bottom, building, business, chemical, chimney, circle, complex, construction, energy, engineering, facility, factory, future, galp, gas, industrial, industry, ladder, liquefaction, lisbon, manufacture, manufacturing, metallic, oil, petrochemical, petroleum, pipe, pipeline, plant, pollution, portugal, power, processing, purification, refinement, refinery, refining, round, steel, structure, technology, torre, tower, tube, upward, wide, wideangle, works, zone,