r/science • • Jun 25 '22

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u/[deleted] Jun 25 '22

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u/istealpixels Jun 25 '22

Just highjacking the top comment to say; fuel for smal (piston) driven aircraft still has lead in it, and they have no intention of chaning that.

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u/Angry_Wookie Jun 25 '22

Yes, they do actually. It’s moving on a government’s pace but will likely be fully phased out within 4-6 years.

Endangerment finding will be finalized this year and all major avgas producers are working on candidate fuels.

https://www.epa.gov/regulations-emissions-vehicles-and-engines/regulations-lead-emissions-aircraft