They burn at 600C (1100F) so I don't think you'd want to view the reaction directly; usually they have to be deliberately contained to contain the heat to susta

They burn at 600C (1100F) so I don't think you'd want to view the reaction directly; usually they have to be deliberately contained to contain the heat to sustain the reaction. https://youtu.be/g3Ud6mHdhlQ?t=738 https://youtu.be/g3Ud6mHdhlQ?t=738 (linked to correct timestamp) shows the remains of a burned one and loading fresh ones on a submarine.