You are really better off with the DoD (Department of Defense) manuals than you are with the Terrorist Handbook. The US government spent a lot of tax dollars making sure the stuff in these books really works!
TM 31-200-1 Unconventional Warfare Devices and Techniques:References
TM 31-201-1 Unconventional Warfare Devices and Techniques: Incendiaries
Non DoD Manuals
A good book for your library is Homemade Guns and Homemade Ammo, by Ronald B. Brown. It's ISBN is 0-915179-39-3. The book is published by Loompanics Unlimited.