Press Release Zurich, December 16, 2025 Swiss International Air Lines (SWISS) and Swiss cleantech company Synhelion have signed a long-term offtake agreement for sustainable aviation fuel (SAF). From 2027, SWISS will purchase at least 200 tons of solar jet fuel from Synhelion annually, pioneering the use of this innovative fuel in civil aviation. The agreement … Continue reading SWISS signs long-term offtake agreement for solar jet fuel from Synhelion