Hellow guys, Welcome to my website, and you are watching 2020년 본격! 온라인 실험 수업 (02. 음펨바 효과). and this vIdeo is uploaded by 와이즈만광명센터 at 2020-04-05T22:19:44-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.
