Flying hydrogen
Published: 28 Jun. 2021, 18:39
![A hydrogen fuel cell drone hovers during a simulation at Drone Park in Buk District, Gwangju on Monday. The drone was jointly developed by Korea and Russia. [YONHAP]](https://koreajoongangdaily.joins.com/data/photo/2021/06/28/8c44a7f0-4614-4849-88b8-372556a60f94.jpg)
A hydrogen fuel cell drone hovers during a simulation at Drone Park in Buk District, Gwangju on Monday. The drone was jointly developed by Korea and Russia. [YONHAP]
with the Korea JoongAng Daily
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