mentos launcher 14175
Conducting crackpot experiments with everyday items is one of life's great pleasures. When you're ten. If you're still carrying out half-baked 'research' with helium balloons, baking soda and old chemistry sets past the age of fifteen, you really should take a long hard look at yourself. And once you've done that you should buy the spectacularly infantile Mentos Geyser Tube.
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http://www.firebox.com/product/1797
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