Process Water of Potable Quality: Sense or Nonsense?
Dr F.-K Lücke - von Freden (trans)
ISBN - 0-9517890-1-5
Now only available as an ebook UK£3
Collecting rain water seems a good idea. Making everyone sick with dodgy water seems a bad idea. How can you do one without the other? Read this....
This publication is out of step with the others because it is to do with what I do when I'm not following these preoccupations - my work with waste water and water saving. For a lot more on that see http://www.solutionelements.co.uk