I'm very happy with the recent progress in GA Avgas. My flying club recently switched from 100LL [1] to UL94 [2] with no appreciable change in aircraft performa

I'm very happy with the recent progress in GA Avgas. My flying club recently switched from 100LL [1] to UL94 [2] with no appreciable change in aircraft performance. [1] https://en.wikipedia.org/wiki/Avgas#100LL_(blue) https://en.wikipedia.org/wiki/Avgas#100LL_(blue) [2] https://en.wikipedia.org/wiki/Avgas#UL94_(formerly_94UL) https://en.wikipedia.org/wiki/Avgas#UL94_(formerly_94UL)