Ключевые слова: abstract, beams, bul, center, clear, color, colored, colorful, constant, corona, dark, discharge, electric, electricity, electrode, electron, extend, filament, filaments, filled, fire, gas, gases, glass, globe, glow, green, high voltage, insulator, isolated, lamp, light, lightening, luminescence, luminescent, mixture, multiple, noble, orb, physical, physics, plasma, purple, sphere, technological, technology, volt, voltage,