The World's First Zero-Emissions Aircraft...
The German-built Antares DLR-H2 is the world's first hydrogen fuel-cell aircraft.... ...i.com/military-aviation-amp-space/article/2009-07/ antares-dlr-h2 -first-plane-run-exclusively-fuel-cell-power
https://www.neatorama.com/2009/07/10/the-worlds-first-zero-emissions-aircraft/
