Discussion Distilled water SN?

[Umbrellaterm]

Can some chemist explain why distilled water is preferred in the SN method?
Thanks

 

[sadworld]

I think distilled water is easier to swallow.

 

[Meditation guide]

Where did you hear it had to be distilled water?

 

[sadworld]

Where did you hear it had to be distilled water?

He said it's preferred and I think I've read about that too but I don't really remember. But that's not really important as long as it's water.