Paul Hymers

Helpful advice but far from complete. For instance, the chapter on water saving goes into some detail about harvesting rainwater but doesn't mention the simplest and cheapest device for saving mains water used for lavatory flushing, the Vari-flush. Similarly there is a long chapter on wind turbines for electricity generation which doesn't start with the sad truth that this is uneconomic for most dwellers in urban areas because of low average wind speeds, turbulence caused by nearby buildings and the small amount of power which can be extracted from any wind machine light enough to be safely mounted on a house. It doesn't mention, either, extra insurance against damage to neighbouring properties if a wind turbine should be blown on to them during a severe storm, or annoyance to neighbours by noise from the blades.… (mehr)