permaculture@lists.ibiblio.org
Subject: permaculture
List archive
- From: "Steve Read" <steveread@free.fr>
- To: "permaculture" <permaculture@lists.ibiblio.org>
- Subject: Re: [permaculture] grey water and disinfecting
- Date: Thu, 7 Jan 2010 09:13:14 +0100
Ultra-violet light at a wavelength of 240 - 280 nm is used to sterilise.
Steve
-
Re: [permaculture] grey water and disinfecting,
katey culver, 01/06/2010
- <Possible follow-up(s)>
- Re: [permaculture] grey water and disinfecting, Steve Read, 01/07/2010
- Re: [permaculture] grey water and disinfecting, Chris Wardle, 01/07/2010
Archive powered by MHonArc 2.6.24.