The Clock Is Ticking on Leaded Aviation Fuel
OSHKOSH, Wisc.—Every July, more than 10,000 general aviation aircraft from around the world fly here for the Experimental Aircraft Association’s AirVenture, widely recognized as the largest annual aviation gathering and fly-in convention. Many aircraft owners arrived this year with a common concern: The fuel that brought them there and has powered their airplanes for decades […]