LyondellBasell And VP Racing Earn Published Standard Under Evaluation The National Air Transportation Association congratulated LyondellBasell and VP Racing on the publication of ASTM D8631-25, the Standard Specification for Unleaded Aviation Gasoline Test Fuel Containing Ethers. Their UL100E fuel is currently being evaluated by the FAA together with aircraft and engine manufacturers through the Piston Aviation Fuels Initiative, or PAFI.
