Image displaying Universal Hydrogen's conversion kit and 'capsules' in a propeller-driven plane. Photo: Universal Hydrogen

Three airlines set to convert 21 existing oil-fuelled planes to run on green hydrogen

Icelandair, Air Nostrum and Ravn Alaska sign letters of intent with US start-up Universal Hydrogen to replace kerosene engines with fuel-cell electric drivetrains

19 July 2021 13:01 GMT Updated 19 July 2021 13:01 GMT

By Leigh Collins

Three airlines have signed up to retrofit regional turbo-propeller aircraft to run on

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Energy Transition

Three airlines set to convert 21 existing oil-fuelled planes to run on green hydrogen