Hellow guys, Welcome to my website, and you are watching 레이저는 무기가 될 수 있을까? 레이저의 기본 원리와 무기로서의 가능성을 알아보겠습니다. and this vIdeo is uploaded by bRd 3D at 2020-12-24T05:26:29-08:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.