8 ms·
Looks like you're talking about https://en.wikipedia.org/wiki/Icyball https://en.wikipedia.org/wiki/Icyball
by timeattack 7y ago
Looks like you're talking about https://en.wikipedia.org/wiki/Icyball https://en.wikipedia.org/wiki/Icyball
- abfan1127 7y agoit says its used in RV applications, but I don't see how the described system uses propane to heat a portion of the closed loop.