Ключевые слова: active seniors, alternative fuel vehicle, battery, battery charging, bicycle, blue, charging station, clean, concepts, concepts topics, design, driving, electric bicycle, electric vehicle, electrical outlet, electricity, environment, environmental conservation, equipment, finance and economy, freshness, fuel and power generation, full, germany, healthy lifestyle, horizontal, hybrid vehicle, icon, loading, nature, parking, portability, positive emotion, power supply, refueling, road marking, road sign, selective focus, social issues, station, street, sun, sustainable energy, sustainable resources, symbol, technology, textured, white color,