Geyser Tube
Description: 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 .... Read More Description: 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! Minimize | 
