Ключевые слова: abstract, bright, bulb, button, concept, creative, creativity, design, drawing, efficient, electric, electrical, electricity, energy, energysaving, equipment, glass, icon, idea, illumination, illustration, innovation, inspiration, invention, isolated, label, lamp, light, light bulb, lightbulb, lowenergy, pictograph, power, shadow, shape, shine, sign, silhouette, solution, symbol, web,