On Sun, 15 Feb 2009 00:19:48 +0700, Bruce in Bangkok
wrote:

One pound of dynamite is about
5,000 BTU.

Commercial dynamite is almost a thing of the past. All you can still
get is 40% ditching powder. Pure nitro is 2550 BTU/ lb. {TNT is 2000}
so, it's actually a thousand BTU, not five.

Casady