I believe that is often a sign of silver chloride. Test the water with a chlorine tester and see if the chlorine is carrying over in the distillation.
Marshall Harold MacDonald wrote: > I am distilling my own water now and my first "brew" of CS has come > out with a smokey appearanc.My voltage is 25 VDC from a special > Xformer thru a bridge rectifier[not buffered with a capacitor].I start > with 1ma[cheap multimeter from Radio Shack];when current reaches 1.5ma > the brew seems to be done.This setup has worked well for me so far.Any > thoughts on why the CS is smokey looking?Thanx in advance;Harold > --- > Outgoing mail is certified Virus Free. > Checked by AVG anti-virus system (http://www.grisoft.com). > Version: 6.0.362 / Virus Database: 199 - Release Date: 5/7/02

