Folks,
We do not need coal except for some very limited coal tar based drugs. All of our future energy can be based on solar energy, generated and used very locally, e.g., on the farm. We use concentrated solar collectors which heats special oil to 450 to 550 degrees F. This oil is stored in a "Thermal Energy Battery" (a large, insulated tank), and is then used as the load draws on the heat. The load can be electricity, heat for structures, refrigeration and air conditioning and mechanical forc…
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Posted on December 14, 2009 at 10:30am —