'Zero emissions' hydrogen plane test was part powered by fossil fuels

The first test flight of a hydrogen passenger plane ran on fuel produced in large part by fossil fuels, the company behind the plane has admitted.

UK and US-based ZeroAvia last week flew a six-seater plane running on hydrogen instead of kerosene, saying it was the first hydrogen fuel cell flight of a commercial-size aircraft. The company hailed the test as “the first step to realising the transformational possibilities of moving from fossil fuels to zero-emission hydrogen”.

UK aviation minister Robert Courts said …