Alex and I have been experimenting with a Jam Jar Valveless Pulse Jet Engine. This was our best run to date - approximately 51 seconds with denatured alcohol fuel, an 11/32" nozzle hole, and no coolant.

This is an educational video that I made about ricochets and spalling and the science behind these phenomena. TheIdahoanShowIdaho was one of the last continental US states to be settled and, more so than some parts of the US, the culture of Idaho still retains a frontier spirit of self-reliance.  As host of TheIdahoanShow on […]