Ключевые слова: aero, aero generator, air, alternative, battery, charger, echo, ecological, economical, electric, electricity, energy, environment, environmental, friendly, generator, industrial, industry, kilowatt, megawatt, mill, modern, natural, nature, power, production, propeller, protection, renewable, rotate, sky, solar, sun, turbine, watt, wind, wind turbine, windmill, wings,