They weren’t pipe bombs, they were pipe clocks.
This was a false flag op. I believe someone with running agents skills manipulated this psycho. Either CIA or FBI trained case officer likely was behind this.
“energetic material,”
I wonder what THIS is?
MythBusters used Gummy Bears to launch a rocket...
https://www.google.com/search?q=MythBusters+used+Gummy+Bears+to+launch+a+rocket...&ie=&oe=