Yep, I used to swipe the odd one from my ex, Then she figured out that I was pinching them when ever she left them laying around. She shut me down that! That's when I dug out the little piece of sandpaper that I had safely squirreled away for that purpose.

 

A little something I picked up on back in the days when cars and trucks still used points... I have never had a bad condenser that didn't cause the exhaust to create an eye watering sting. If it runs like crap and your eyes are burning go straight for the condenser.