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![Han Young-min, who developed the liquid-fuel engines for Korea's first domestically-developed rocket Nuri (KSLV-II), poses in front of the first stage engine of Nuri at the Korea Aerospace Research Institute in Daejeon on June 24. [KIM SUNG-TAE]](https://image.koreajoongangdaily.com/10979251.jpg?imageId=10979251&width=240&height=184&format=webp&format=jpg)