PDC evening presentation: fire demo with Ernie and Erica

This video  was filmed during an evening presentation at one of the Permaculture Design Courses at Wheaton Labs.  Ernie and Erica Wisner make a fire demonstration and talk about the science of fire.

What's in the video:
- the three key elements of fire
- classic fireplace box vs. Rumford fireplace
- building of a rocket heater burning box
- showing how a rocket heater works and why
- the basic elements of a rocket heater
- forest fires
- counter flow stoves



Ernie and Erica Wisner are best known for their innovative rocket mass heater designs. They are often referred to as the worldwide leaders and trainers in rocket stove technology. They have made over 700 rocket stoves all over the world.