ASTM Approves Swift’s 100R Unleaded Avgas

Antwerp Airport photo

Antwerp Airport announced the first flight using 100R in the Benelux countries in May 2025. 

Credit: Antwerp Airport
Standards organization ASTM International has approved a production specification for Swift Fuels’ 100R unleaded aviation gasoline, advancing it toward commercialization as a replacement for leaded avgas. “This is the culmination of several years of dedicated research by the team from Swift Fuels...
Bill Carey

Bill covers business aviation and advanced air mobility for Aviation Week Network. A former newspaper reporter, he has also covered the airline industry, military aviation, commercial space and uncrewed aircraft systems. He is the author of 'Enter The Drones, The FAA and UAVs in America,' published in 2016.

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