Hellow guys, Welcome to my website, and you are watching 물과 소금물 중 음속이 더 빠른 것은? 이온 분위기와 음속 제어의 화학!. and this vIdeo is uploaded by 화학하악 at 2025-05-10T20:01:20-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.
