Home Talk Free Talk You'll never have to replace your battery in your life You'll never have to replace your battery in your life Name * Password * Email 허허 경천동지할 일이 3D 프린팅으로 배터리도 만들 수 있구만. 이제 배터리는 간단히 프린트해서... https://www.youtube.com/watch?v=RYWPEzHRY80 3D 프린터 없는 사람들은 graphene 판을 DVD Writer로 패턴쓰기해서 supercapacitor 를 만들 수도... https://www.youtube.com/watch?v=_oEFwyoWKXo I agree to the terms of service Comment
