I just came across this article about 'seasoning' a salad bowl. In our
context it would be better to say 'oiling'. But they recommend adding
salt to the oil. Why? My best guess is that it acts as a mild abrasive,
but wondered if anyone can shed some light on this for me.

http://www.hofcraft.com/woodenbowls-howtoseason.htm

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Derek Andrews, woodturner

http://www.seafoamwoodturning.com
http://chipshop.blogspot.com
http://groups.yahoo.com/group/toolrest/