Forget using acids and chemicals, this science experiment is way cooler. And all you need to do it is a little Tia Maria and some cream.
Of course, it may be difficult to sacrifice your spirits in the name of science. In that case, you can always just watch this vid rather than trying the trick yourself.
This is the way science is meant to be, with a dazzling effect and a simple explanation. Of course, the inclusion of alcohol doesn’t hurt either. Now if only we did this sort of stuff at school, chemistry would have been a lot more fun!