Glowing Tonic Geyser Add a little black light and tonic ...

While the tonic water we drink today only contains a small amount of quinine, it's still enough to make your drink glow under black light. Materials. Portable ultraviolet light . Bottle of tonic water (unopened) Drinking glass, clear . Darkened room If you want to do Steve's Mentos Glowing Geyser demo, you'll need a roll of Mentos, a 2-liter ... ................
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