Handwarmers S04E04: Rebuilding a Jon-e Giant Handwarmer and regulating the temperature
14:41
Gas Hand Warmer Burner Replacement
15:35
Handwarmers, S01E01: Performance MOD's and Use Tips
25:19
YOU HAVE NEVER SEEN AN OFF-GRID POWER SYSTEM QUITE LIKE THIS!
7:28
Why Jon-E Hand Warmer may not be working
11:12
How a petroleum-distillate powered pocket heater works. (naptha)
14:45
Easy copper plating and nickel plating！Hydrochloric acid,Copper sulfate,vinegar
25:56
Handwarmers, S01E05: Hacks: Improve Perfomance of your Zippo, Jon-e, or Peacock.
28:50