Trelleborg Sealing Solutions has joined forces with Airbus to work on developing sealing solutions for hydrogen-powered commercial aircraft, with the goal of enabling Airbus to introduce a hydrogen-powered aircraft by 2035. This partnership is part of the broader mission to decarbonize air travel and reduce greenhouse gas emissions. Trelleborg's expertise in sealing technology will be instrumental in addressing the complex sealing requirements associated with hydrogen propulsion systems. The collaboration involves the development of a high-pressure cryogenic test rig at Trelleborg's facility in Bridgwater, UK, known for its excellence in producing sealing solutions for various industries. Initial testing has shown promising results, with near-perfect sealing of gas in cryogenic conditions using Wills Rings®. Further trials are ongoing to explore the use of flexible polymer materials for sealing hydrogen at low temperatures. As Airbus explores different low-carbon propulsion technologies for future aircraft, hydrogen remains a key focus. While hydrogen offers environmental benefits as a fuel source, there are significant technical challenges to be addressed, especially related to sealing in cryogenic environments. Trelleborg's commitment to innovation and sustainability positions them as a key player in advancing hydrogen-powered air travel. The collaboration between Trelleborg and Airbus represents a significant step towards achieving sustainable aviation and marks a milestone in the development of hydrogen technologies in the aerospace industry. The article invites readers to learn more about these advancements at the Farnborough International Airshow and emphasizes the importance of ongoing innovation in the pursuit of a greener aviation sector.