[학술논문] When the Political Spotlight is On: Social Evaluations of Ri Sŭnggi and Ryǒ Kyǒnggu, Two Chemical Engineers in North Korea

...alcohol, vinalon was invented by the research team to which Ri Sŭnggi belonged in 1939, and industrial production began in North Korea in 1961. Yet, until 1958, it was another chemist by the name of Ryǒ Kyǒnggu whose project on polyvinyl chloride was deemed to have the potential for further rapid advancement and thus received more media attention than Ri’s research on polyvinyl alcohol fiber. Once...