Comments by "Pete Venuti" (@petevenuti7355) on "Exploring California Lava Caves" video.

  1. Did you see that orange phosphorescence between 2:42 & 2:43?
    1
  2.  @saveitforparts  maybe but it definitely seemed to have an afterglow not just fluorescent paint There is a strontium aluminate glow powder doped appropriately to be orange, but that's not a very popular choice of glow-in-the-dark color and why would it be there?
    1