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by pcr0 1610 days ago
Leaded fuel is still widely used in piston engine airplanes (most small airplanes).

https://www.nbcnews.com/business/business-news/leaded-gas-wa...

1 comments

There has recently been some real progress in this front, with the FAA approving unleaded fuel in about 600 engine models. Basically, aviators have been waiting a long time for the government to stop forcing them to use leaded fuel.