Replying to a message of Ross Cassell to WAYNE CHIRNSIDE:

 WC>> Frozen oil would be many times more viscous and so plug the
 WC>> pipe.

 RC> Does oil really freeze given the various properties of its various
 RC> components?

Yes.  The German Army discovered that during WWII.  Of course, it depends
on the specific composition of the oil, but the ordinary oil in internal combustion
engines did in fact freeze during the coldest parts of the winter on the Soviet
front.

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