Ключевые слова: aerial, antenna, architecture, background, blue, boiler, building, cable, carbon, channel, chimney, clear, coal, collector, combustion, concrete, construction, dust, ecology, effect, emitter, energy, environment, fan, fuel, global, greenhouse, heat, heating, high, industrial, industry, ladder, pipe, plant, platform, pollution, power, protection, red, sky, smoke, technology, transmitter, vapor, warming, water, white,