like, some kind of advanced dust. is it the pee?

  • Dave@lemmy.world
    link
    fedilink
    arrow-up
    72
    arrow-down
    1
    ·
    8 months ago

    It’s the humidity. Whatever is water-soluble in the dust absorbs water and becomes sticky. Then the water evaporates and it’s like you’ve glued the dust to the wall.