Also, some of my high school students who had a habit of using "Vaseline Intensive Care" body lotion would contaminate primer when they would rub their hands over a panel they were sanding. We had a rash of "fish eyes" in finish paint jobs until I figured out what was causing the problem.
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!