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Название: Build your own solar water heater
Автор: Campbell S.
The whole solar energy field is growing by astonishing — and sometimes confusing — leaps and bounds. But we know tins much for sure: that using the sun to heat domestic hot water is the most practical and least expensive application of solar energy at this time. Heating water with the sun is incredibly simple: and although some expeits try to make it seem otherwise, most of the techniques can be understood by any 7th grader.
Besides, solar water heatina isn't new. It's been going on fa' centimes. There were some pretty elaborate and sophisticated solar heaters around by the end of the 19th century, and in 1951 there were as many as 50.000 solar water heaters in Miami, Florida alone. People in Japan. Israel and Australia have been relying on them for years. So there's a good body of knowledge and experience to draw from.
Build Your Own Solar Water Heater is strictly about solar water heating...