PARIS, Feb 22 (Reuters) – Airbus (AIR.PA) said on Wednesday it would build a demonstrator to test propulsion technology for future hydrogen airplanes in co-operation with French-U.S. engine maker CFM International.

The planemaker plans to fit a specially adapted version of a current-generation engine near the back of an A380 superjumbo test plane. Airbus delivered its last A380 in December.

CFM, jointly owned by General Electric and Safran (SAF.PA), is the world’s largest jet engine maker by number of units sold. Read more