• die444die@lemmy.world
    link
    fedilink
    English
    arrow-up
    1
    ·
    7 miesięcy temu

    Ah okay I’ve not come across that one myself. It’s also possible certain states have different regulations (if we are talking about the US).

    • zeppo@lemmy.world
      link
      fedilink
      English
      arrow-up
      1
      ·
      7 miesięcy temu

      It prevents knocking in sensitive vintage vehicles, which were designed for leaded gas, too. That article also covers why ethanol can be harmful for them.