In article >, ks says...
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>> What country are they illegal in??? Yeah, I thought so... Read up
>> on the stuff and see what you think. It is no more dangerous than
>> that large tank with gasoline that rides behind you when you are driving
>> your vehicle. That is my opinion...
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>The "large tank with gasoline that resides behind you" is subjected to
>crashworthiness testing when the car was manufactured. Its in a
>protected location, with various protections to prevent it from
>spilling, rupturing, or bursting into flame. The AC condensor that is
>the FIRST thing to break in a head-on collision is NOT crashworthiness
>tested when filled with butane/propane blend. The blower motor inside
>the car with the evaporator coil is not spark-arrested for use in an
>environment where butane/propane might leak out.
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>Do I think cars with propane/butane refrignerant are rolling time-bombs?
>Not really. But its foolish to pretend that they don't have a higher
>risk of fire or explosion. The question I'd ask myself, is "why take ANY
>risk when there are so many safe, non-flammable alternatives?"

sorry, I came in late on this thread, but what is a safe non-flammable
alternative? There is an older car in the family that has an r12 system
that will need to be recharged when the leak is fixed.
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Alex