Ключевые слова: barrel, big, chemical, concrete, electricity, energy, engineering, environment, equipment, facility, factory, fuel, gas, gasoline, globe, heat, heavy, industrial, industry, insulation, iron, line, manufacturing, map, metal, mineral, oil, pairs, pipe, pipeline, piping, plant, pollution, power, pump, reflection, resources, rusty, shine, smoke, stainless, steampunk, steel, technology, transportation, tube, valve, wide, world,