Home made indirect fire. Click on the pic to appreciate the details.
I guess it is a drop in the quality of education and dependency on Made-In-China electronics that people feel some thing are much harder to do than they really are. They be surprised the kinds of mayhem that can be achieved with a little imagination and a trip to Home Depot.
Now I have to go to my gas supplier and see if they have a out of date oxygen bottle. The only thing I’m not sure about is the swivel fitting.
Damn, I hate to think this hard this early.
I like how they tried to make it look like a legit piece of military equipment too. Is there a source for the photo anywhere?
stolen without shame from Reddit
Here is a link on instructions
http://www.go2gbo.com/forums/blackpowder-mortar-and-cannon-sponsored-by-seacoast-artillery/guide-for-building-a-bowling-ball-mortar/
I made a copy for my files. My plot to take over the world is coming together. (rubs hands together and laughs maniacally).