On 6/19/2008 3:49 PM Frank spake thus:

Actually the op was kind of lazy and could have googled up something
like this:

http://en.wikipedia.org/wiki/Primer_(paint)

Not lazy; I just know better.

I'd sooner ask ransley or hallerb before consulting Wikipedia, the
"encyclopedia" any high-school or junior-high idiot can (and does) edit.
(Or, worse yet, become an "administrator".)