"Matt W. Barrow" wrote in message
...
"Some Other Guy" wrote
It's just a hell of a clever plumbing arrangement. Add heat at one part
(by burning gas, whatever), and another part gets cold:
http://www.gasrefrigerators.com/howitworks.htm
Ever wonder why they never became popular?
Nope. My grandfolks said the gas refrigerators were a lot more convenient
than carrying 50 pound blocks of ice up the stairs.
Peter