A Rugged Multi-Fuel, Multi-Use Rocket stove

I built this Rocket Stove from scrap metal to serve as a daily use wood stove at a training center. I wanted it to be long-lasting, efficient, and work well, and be able to use various fuels including scrounged branches, wood chips, split wood, and eventually pellets [Done - see I loosely based it on a model made by Vendel Keresztyen seen at It has a gravity-feed hopper as well as the traditional horizontal feed. The pot can be place