On the other hand, the amount of leaded fuel burned is tiny compared to automotive fuel. Roughly 0.1% of all fuel sold in the United States. Yes it's bad. Yes

On the other hand, the amount of leaded fuel burned is tiny compared to automotive fuel. Roughly 0.1% of all fuel sold in the United States. Yes it's bad. Yes we need to get away from it. Yes it's being worked on and will happen eventually. Also please at least recognize that it's a hard problem. https://www.flyingmag.com/when-will-we-see-unleaded-av-gas/ https://www.flyingmag.com/when-will-we-see-unleaded-av-gas/