I considered digressing into this in my post, but while completely true, I concluded its also irrelevant to the point being discussed. Even tap water has suffic

I considered digressing into this in my post, but while completely true, I concluded its also irrelevant to the point being discussed. Even tap water has sufficient contaminants to make it an excellent conductor. Outside of very clean, very lab, conditions, water conducts really well. But your point is a nice aside, and I'm glad you brought it up. Incidentally -drinking- pure distilled water tastes funny.