Amazing Chemistry Experiment - The Northern Lights

Beautiful chemical interaction between aluminum and copper with resulting amazing "northern lights" burn. ________________________________________________________ Contents of this video: 00:00 Mixing copper sulfate and hydrochloric acid 00:26 Adding aluminum foil 00:41 Igniting hydrogen gas - Northern lights 01:06 Floating copper 01:28 Aluminum, are you OK? 01:54 Final solution