Ключевые слова: aqueduct, chemical, chemistry, commercial, conduit, electricity, energy, engineering, equipment, factory, field, fossil, fuel, gas, gasoline, generation, heat, huge, hydropower, industrial, industry, iron, line, metal, oil, oilfield, petrol, petroleum, pipe, pipeline, piping, plant, pollution, power, production, refinery, rig, row, sky, steam, steel, storage, sunset, supply, technology, toxic, transport, transportation, tube, water,