20-August-2005, 05:20 AM
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Senior Member
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Join Date: Sep 2002
Location: Robins AFB, GA
Posts: 819
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Quote:
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Originally Posted by Meteora
Quote:
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Originally Posted by genebujold
Here's another theory: Carbon dioxide freezes at -110 degrees F (-79 degrees C) to become dry ice.
What would happen if not only the water vapor in the jet exhaust crystallized, but the carbon dioxide crystallized, too? How long would the chem, er, contrails persist them?
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Hard to say, but it doesn't matter. At latitudes where people actually live, the temperature at flight level never gets that cold. |
Correct me if I'm wrong, but doesn't carbon dioxide need to be under pressure to freeze?
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