Homebrew PCBs

> 3. I would like a chemist to tell us how does IPA clean, because it 
> does not dissolve oils nor fats. And if it doesn't then what kind 
of 
> principle is applied for cleaning with it?
> 
> Mike


http://scifun.chem.wisc.edu/chemweek/FatsOils/Fats&Oils.html