Not going to embed because there are several vids.
re: Ammonium Nitrate
A short video about Ammonium Nitrate.
It does not explode alone.
https://youtu.be/27qh44Ljmsg
Another short video of Ammonium Nitrate- Urea.
Explodes very similarly to the explosion the other day.
https://youtu.be/Su_LyR0jQkk
And another, bigger explosion.
https://youtu.be/bUgjzVtsOfc
The compound has to be mixed with something in order to be explosive.
Here's a similar explosion in TX
https://youtu.be/MMtv9kWAoTs
It's called plastic explosive.
https://youtu.be/2ZPY0N9jT_M
food for thought