Hellow guys, Welcome to my website, and you are watching 과연 여러분 주변은 방사선에 안전할까요? [미나니x한국원자력안전기술원]. and this vIdeo is uploaded by 지식인미나니 at 2021-11-13T20:00:10-08:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.
