DIY Cat Food Can Stove http://www.justtrails.com/wp-content/uploads/2013/04/DIY-Cat-Food-Stove.001.jpg
* How To Make A Simple DIY Alcohol Backpacking Stove From Soda Pop Cans (with video)
Homemade Soda Can Camp Stove: Super cheap & lightweight option for backpacking. I haven't used one, but I met many thru hikers who swore by them.
How To Make a Mini Can Torch