Bell 505 Makes First Single-Engine Helicopter Flight Using 100 Percent SAF
by Mark Phelps (AvWeb) Bell Textron announced today (Feb. 21) that its turboshaft-powered Model 505 is the first single-engine helicopter to fly using 100 percent sustainable aviation fuel (SAF). Bell credits its cooperation with Safran Helicopter Engines, refiner Neste, GKN Aerospace