Jim Weir wrote:
: One thought is to provide a bucket with a nonflammable liquid lighter than
: gasoline. Let the gas drip into the bucket with a "blanket" of nonflammable
: liquid on top of it. The problem is finding such a liquid.

I looked around a bit, and finding the magic liquid looks tough.
According to this, however:

http://pump.net/liquiddata/wdspecgrav.htm

ammonia might work?

-Cory
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* The prime directive of Linux: *
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