Wouter van Ooijen <wouter <at> voti.nl> writes:

> 
> > I would have thought that just for the safety they would use 
> > sodium chloride for electrolysis.
> 
> That produces (at least some) Cl2, not exactly safe. 
> 
> Wouter van Ooijen
> 
Depends on voltage applied to the electrolysis cell.  I believe it is possible 
to select voltage to not have Cl2 made.  Electrochemical potentials of Cl- and 
OH- sufficiently different AFAIR.

Sergey Dryga



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