I've been to Six Flags many times since I've lived in St. Louis for years and would probably give them a better review but if someone went on just this day without season passes, they would likely not return so with that visit alone I would have given them two stars.
Elephant toothpaste reaction. Elephant's toothpaste is a foamy substance caused by the rapid decomposition of hydrogen peroxide. This is often used for classroom demonstrations because it requires only a small number of ingredients and makes a volcano of foam.
Toothpastes are usually weakly basic in nature. PH of saliva is 7.4, which is basic too. An acidic environment will cause teeth enamel to corrode, and will ultimately weaken them. So the two ingrediants giving toothpaste a basic nature are: