I didn’t read all the way through but quickly got the impression that the author got the physics wrong. Combustion and detonation are very different processes.

I didn’t read all the way through but quickly got the impression that the author got the physics wrong. Combustion and detonation are very different processes. It’s actually not easy to make ammonium nitrate detonate on purpose, and just heating it is certainly not a reliable way of making it do so.