Re: Drinking water tank water.
Chlorine is the answer. The question is how much.
I use chlorine pucks once or twice a year and prior to usage to maintain a healthy system. I still bring water from home in refillable containers for drinking.
If you can't figure that out by now then you aren't paying attention to what has been writen in this thread.
We have three rules;
No bleeding on the sails.
No slobbering on the charts.