Q&A for How to Make Water Glow

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  • Question
    How long does glowing water last?
    Community Answer
    As long as you have it there for; it never runs out. For the glow stick procedure, it will most likely only last as long as the glow stick would.
  • Question
    What kind of highlighters will I need to complete the experiment?
    Community Answer
    You may use any kind and any color.
  • Question
    Will the one with the glow sticks always glow, or will it stop glowing eventually?
    Community Answer
    Just like any glow stick, it will eventually go out.
  • Question
    Where can I get hydrogen peroxide?
    Community Answer
    You can get it at your local grocery store, supermarket, or drugstore. Check the aisles that sell first aid items, such as band aids.
  • Question
    What makes water glow?
    Community Answer
    The UV light illuminates the phosphors in the materials that are used.
  • Question
    What materials do I need for glowing water if I'm using a highlighter marker?
    Community Answer
    You need scissors to cut the highlighter open and take the tube out, etc.
  • Question
    Is it safe to use more than 10 glow sticks?
    Community Answer
    If you're talking about in one balloon, no.
  • Question
    Would the glow in the dark water be poisonous for fish?
    Community Answer
    Yes.
  • Question
    Can I make this with one small Sharpie?
    Community Answer
    No, because the the Sharpie does not have the same qualities as the highlighter has.
  • Question
    Where will I be able to buy hydrogen peroxide?
    Community Answer
    You can get it at your local grocery store or drugstore. Check the aisles that sell first aid items, such as band aids.
  • Question
    What if I do if I do not have black light?
    Community Answer
    Cut the flashlight on your phone on and sit the item on top of the phone in a bottle or container.
  • Question
    Does tonic water have alcohol in it?
    Tuelo01
    Community Answer
    No, it does not have any alcohol content. It's just carbonated water with quinine added.
  • Question
    How long does it take to make water glow?
    Community Answer
    It will start glowing instantly, but only in the presence of a UV light.
  • Question
    Where can I get tonic water?
    Community Answer
    Any grocery store will carry tonic water.
  • Question
    How much water is used in the container for the glow sticks?
    Community Answer
    As much as you want; however, the more diluted the glow stick liquid, the weaker the glow.
  • Question
    Will glowsticks in water stop glowing after a while?
    Community Answer
    Yes. They will lose their glow after a period of time.
  • Question
    How long does the glow last if I want to use it for a party?
    Community Answer
    All except the glow stick method are permanent. The glow stick water lasts as long as the glow stick does.
  • Question
    Do I need to have a black light?
    Community Answer
    For the last method, you don’t need to have black light if you use highlighters and glow sticks.
  • Question
    How many glow sticks do I use?
    Community Answer
    As many as you want. It depends on how much water you put in the cup, jar or bowl.
  • Question
    What is a black light and how do you make it?
    Community Answer
    A black light is a dark glowing bulb that makes neon colors glow and the color white glow blue. You can't make a black light you can buy them online or in party stores.
  • Question
    Is there a way to make water glow in the dark (without a blacklight)?
    Community Answer
    The glow stick method does not need a blacklight, just dim lighting. It will NOT be safe to drink, by the way.
  • Question
    How long will the water glow last for?
    Community Answer
    If you're using a highlighter, it will last for a while. If you're using glow sticks, it'll only last as long as the glow stick would've.
  • Question
    What can I use instead of a black light?
    Community Answer
    Try a flashlight or the light from your phone.
  • Question
    Can I make glowing water without a black light?
    Community Answer
    Yes, that is what makes the water glow in the dark the black light. Without the black light, it will not glow in the dark.
  • Question
    How long will the glow with tonic water and black light last?
    Community Answer
    Tonic water will always glow when you expose it to a black light.
  • Question
    Is the tonic water bad for fish too?
    Community Answer
    Yes, it is. Fish owners normally only use normal water. Tonic water contains compressed carbon dioxide and additives that are unsafe for fish.
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