R12 vs R134

[Kneale Brownson]

At 08:01 PM 05/12/2001 -0600, Steve Sherman wrote:

>Although it has been a year or two since I looked into this, I recall a
>company that was selling an R12 compatible replacement.  It was a
>mixture of propane and butane and some other unspecified gases.  There
>were several supposed advantages over the 134.


Sounds sort of explosive, eh?  Propane and Butane under pressure in a hot 
environment subject to sudden impact (in a crash).  Probably the reason the 
mixture was approved only for stationary systems like refrigerators.