Ключевые слова: battery, black background, bold, bright yellow, chalkboard, charge, conservation, contemporary, creativity, current, ecoconscious, ecofriendly, education, efficiency, electric, electricity, energy, environmental, fulmination, germination, graphics, green energy, illustration, innovation, inspiration, learning, modern, motivation, power, recharge, renewable, still life, sustainability, symbol, technology, vibrant, vigor,