On Sun, 21 May 2006 08:56:42 -0400, Charles T. Low wrote:

Thank you. Does the penetrating oil dry it, or seal it, or both? How often
would it be required?

Careful, the WD stands for water displacement. It is not a penetrating
oil, and I don't believe RCE was suggesting using a "penetrating oil".
Use WD-40.