A new, first-of-its-kind ferry that runs on liquid hydrogen has entered service for Norwegian operator Norled, breaking new ground for cleaner vessel operations.The 80-car ferry MF Hydra in recent weeks has been undergoing tests and sea trials, officially entering service with approval from the Norwegian Maritime Authority on March 31. The vessel services a triangular route between Hjelmeland, Skipavik and Nesvik in Norway, using 4 tonnes of liquid hydrogen, two 200 kW fuel cells, a 1.36—1.5 MWh battery, and two 440 kW diesel generators.