[Boot Hill]

"except as noted above"

Noted where? There is nothing on this thread or any other thread (covering the subject of boric acid) that would indicate even one single practical use for it by terrorists. I could make a more dangerous weapon out of dry-ice and 2 liter plastic coke bottles, than I could with boric acid.

--Boot Hill

[Movemout]

"Noted where? There is nothing on this thread or any other thread (covering the subject of boric acid) that would indicate even one single practical use for it by terrorists. I could make a more dangerous weapon out of dry-ice and 2 liter plastic coke bottles, than I could with boric acid. "

Here is one possible use for your consideration:

Boranes and Borohydrides

• Sodium borohydride, NaBH4 , is produced by reacting NaH and BCl3. It is a very good and useful reducing agent.

• NaBH4 reacts with BF3 to form diborane, B2H6.

• - a colorless gas that bursts into flame on contact with air

[Movemout]

Here is another:

amorphous boron is used in pyrotechnic flares (distinctive green colour), and rockets (as an igniter)