Ключевые слова: appliance, backdrops, background, battery, behaviour, bulb, cad, cell, colour, effects, electric, electrical, electrician, electricity, electrification, element, energy, engineering, envelope, filament, glass, glow, glowing, graphic, idea, illumination, imagination, impulse, incandescent, lamp, light, lighting, motion, network, power, render, screw, spark, station, supply, technology, thinking, thought, warm,