Ключевые слова: architecture, artistic, atmosphere, blue, bright, bulbs, carbon, cathode, chemical, cold, color, colored, colorful, corridor, curving, dioxide, discharge, electrified, electrode, element, gas, gases, glass, glow, glowing, helium, hydrogen, illustration, inert, interior, ionize, lamps, light, lighting, mercury, metal, neon, pressure, rarefied, red, sealed, shapes, tubes, volts, white, yellow,