Subject: Re: [permaculture] any biologists out there?
Date: Sat, 19 Dec 2009 18:15:16 -0700
> The solution of using a heat exchanger to keep the water used in the
> house, in human contact, out of the plumbing system of the heater
> element, i.e. the plumbing and apparatus that is in direct contact with
> the source of heat, would probably work to prevent contamination of DHW
> with the pathogen.
And lots and lots of permie sites use something much simpler. As part
of a demonstration of living a simpler life.
I really like the idea of something simpler, provided that the
simplicity doesn't get people sick or dead.