A safer experiment can be performed using baking soda and sugar, although I believe you've got to add a fuel to allow it to self-burn, but isopropyl alcohol should be all that's required. These produce 'black snakes' rather than the golden ones from this video. There's recipies online for the concoction, however you can pick up packs of a dozen or so 'black snakes' from firework stores.
They're non-explosive, so I don't imagine you'd have a hard time tracking some down if you wanted to see it personally.
They're non-explosive, so I don't imagine you'd have a hard time tracking some down if you wanted to see it personally.