Tag: Shell

FAA Selects Two Unleaded Fuels for Testing

Reading Time: < 1 minute Preparing for the day when 100LL avgas will be outlawed in America, the FAA has selected two unleaded fuels — one from Swift Fuels and one from Shell — for further testing. Flight trials and rig testing of the new fuel blends, selected as part of the Piston Aviation Fuel Initiative (PAFI) to find an […]