• Rivalarrival@lemmy.todayEnglish
    5·
    8 天前

    Lay a flashlight on the floor.

    In the horizontal beam of the flashlight, every mote of dust will cast a long shadow. Something as large as a tiny screw becomes easily visible.

    • Trainguyrom@reddthat.comEnglish
      3·
      8 天前

      Anytime I’ve tried this I’ve ended up with the rim of the flashlight being larger than the item I’m looking for so I just end up going “wow this is a dirty floor” and turning it off to look with my eyes

      • Rivalarrival@lemmy.todayEnglish
        1·
        8 天前

        If your floor is so dirty that you can’t use the flashlight technique, it’s time to pick up a broom…

        • Trainguyrom@reddthat.comEnglish
          2·
          8 天前

          Funnily enough it’s always happened in someone else’s space where it’s not my place to tell them to clean up