Vinegar ??
Senior Member

Joined: Jul 2011
Posts: 1,021
Likes: 1
From: Illinois
Vehicle: 2010 Genesis Coupe 2L track
The brand names have a greater percentage of the acid. Acetic acid it is. It does work. I would use a white vinegar and heat it up a bit, 100-110F. Not too hot as the acetic acid will boil off way before the water does. It is similar to ethanol in boiling point.


