Its host Andy Marmery has shown a powerful exothermic response between iron oxide and aluminum powder.
Two jack-o-lanterns have displayed explosive thermite response in a vivid Halloween science video by the Royal Institution of Great Britain. It exploded and a shield of gun cotton in these other pumps has been closed.
Sources - https://laughingsquid.com/two-jack-o-lanterns-demonstrate-an-explosive-thermite-reaction-in-a-fiery-halloween-science-video/
https://youtu.be/