Even the space junk designed with disposal in mind is a polluting presence around Earth, a new study has found. Those chunks of rocket and space station and dead satellites that burn up on atmospheric reentry leave miniscule traces of metal lingering...
Avgas is a specialized fuel used to power piston engine aircraft.
Jet aircraft and turbine-powered, propeller aircraft do not use avgas, but instead use fuels very similar to kerosene, which does not contain a lead additive.
Wait until you find out that jet planes use leaded fuel.
Um…no they don’t.
https://www.faa.gov/newsroom/leaded-aviation-fuel-and-environment
Relevant bits:
So
FTFY?
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