Ключевые слова: bright, bulb, clip, concept, creative, doodle, drawing, eco, ecology, efficient, electric, electrical, electricity, electronics, energy, energysaving, equipment, fluorescent, glass, graphic, halogen, icon, idea, illumination, illustration, innovation, inspiration, invention, isolated, lamp, light, lightbulb, lowenergy, luminosity, outline, power, saving, shine, simple, solution, symbol, technology,