Ключевые слова: array, blue, bricks, building, chemical, chemistry, chimney, clean, dirty, end, energy, environment, environmental, equipment, evacuated, factory, friendly, gas, generation, heat, heater, industrial, industry, innovation, liquid, manufacturing, panel, part, petrochemical, petrol, pipe, pipeline, piping, pollution, power, pressure, process, production, refinery, rust, sky, smoke, stainless, steam, steel, supply, technology, tube, wall, white,