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The Long, Twisted and Slightly Ridiculous Story of Avgas Part 2

AVweb · explainer · Watch on YouTube

Aviation & aerospace engineeringLaw, policing & justice

What it is

AVweb's Paul Bertorelli explains in part two of a series why general aviation has not replaced leaded avgas. He covers industry inertia, bureaucratic delays and the exemption that lets the industry keep using lead.

Why Hacker News recommends it

HN recommends the series for explaining why unleaded avgas has been so hard to approve, usually in threads about FAA and EPA fuel decisions.

  • 3 people recommended it
  • 3 different months
  • 0 strong recommendations
  • first 2022, last 2026

What HN commenters said

  1. “AVWeb made 2 videos on the subject of leaded avgas and on how hard it is to get it approved.”

    Explains how hard approving unleaded avgas has been.

    feb, 2022-09 · Recommendation · in “FAA approves unleaded fuel for piston fleet”

  2. “here are a few insightful videos that summarize the story”

    Insightful, humorous summary of the unleaded avgas saga.

    DigiDigiorno, 2023-10 · Recommendation · in “EPA moves towards banning leaded aviation gas”

  3. “Avweb has done a good series of videos on this.”

    Good series on G100UL approval and FAA delays.

    aftbit, 2026-07 · Recommendation · in “Leaded Gas Was a Known Poison the Day It Was Invented (2016)”

Excerpts from Hacker News comments, linked to the originals. Summaries and labels were written by a language model from those comments.

Topics: avgas, general aviation, faa, unleaded fuel, regulation

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