• zovits@lemmy.world
    link
    fedilink
    English
    arrow-up
    8
    ·
    1 year ago

    Carbon isotopes and other trace elements in coal that get airborne with the smoke.

    • killa44@lemmy.world
      link
      fedilink
      English
      arrow-up
      5
      ·
      1 year ago

      The important part is the scale. When you look at exactly how much coal is burned, even a tiny fraction of a percent being radioactive is actually a lot.