Please excuse the Number of steps, its easier then you think.
Warning - Use at own risk! The gasses from the MRE Heating Pack is very flammable, so I strongly suggest keeping it away from a open flame..
Also, Check with you town law to see if it is legal!
Step 1: Things You Need
1-2 MRE Heating packs (use more or less for size of bottle i suggest one or two for a 18-24oz. bottle)
Plastic Bottle with screw on Lid
An some water.. (OH NO NOT WATTER!)
Step 2: First
Step 3: Secent
You rip the Heating stuff into long thin strips. an well you put it in the bottle.. (MY GOWD... ITS SO HARD!)
Step 4: Step 3!
Step 5: Just Stand Back an Wait..
Unfortunately i didn't get pictures of when it was "Decompressing" because i was to occupied RECORDING IT!! Yes you get to see how cool it is before u go out an do it yourself! I cant figure out how to add the video here.. so.. here is a Hyper link to it on Myspace.com http://vids.myspace.com/index.cfm?fuseaction=vids.individual&videoid=922650088&n=2
But here are a few pictures of the bottle afterwords
Now, Here is how to make it explosive... Remember how I said keep the fumes away from fire.. Well.. find a way to have it blow up by the fire an BOOM... Well, there ya go.. (Once again i am not responsible for anything you do with this)
Results my very..