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Geyser Tube



If you must conduct crackpot experiments with mints and fizzy pop you might as well do them properly
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Unbranded Geyser Tube
If you must conduct crackpot experiments with mints and fizzy pop you might as well do them properly. How? By loading Mentos into this bottle-top contraption and pulling the pin. As the sweeties react with the soda a powerful geyser blasts up to 30ft in the air. Whoosh!

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