Subject: Re: [permaculture] any biologists out there?
Date: Sun, 20 Dec 2009 17:46:39 +0100
according to my sources the water only needs to be heated shortly
above 70 deg celsius (or longer periods over 60 deg celsius) - any
decent solar system can provide this without sweat.
georg
Once we get our heads wrapped around the particulars, we might be able
to figure out solutions so that existing simple systems can work
safely.
Sometimes simple isn't the right solution.
Re: [permaculture] any biologists out there?
, (continued)