iodine why it works.

[@davidgrant2008]

Good tip thanks doc.

[@copperhead6132]

Thanks for the info doc 👍

[@Robert-cb8bx]

Good info thanks.

[@kennethjacot8586]

thanks. going to try it in my 53 Plymouth.

[@tractordoctortv]

Good luck!

[@MikeBrown-ii3pt]

White vinegar also works. Not the 5% acidity "pickling" vinegar sold in grocery stores though. It has to be the 20% (or stronger) "cleaning" vinegar sold in hardware and home improvement stores.