Diet Coke and Mentos

You may have seen, and even tried, the "Diet Coke and Mentos" experiment. If you've never heard of it, it's basically a foamy geyser that is created by dropping a handful of Mentos candies into a two-liter bottle of Diet Coke.Most people who try this experiment are content to use one bottle of Diet Coke and one roll of Mentos. But these two guys decided to go a little further, and the result is