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  1. AlmostBob

    Going solar

    Thanks for the update
  2. AlmostBob

    Going solar

    Solar photo voltaic electricity is dirtier than most people think from manufacture, PV cells are purified sand, melted and chemically cleaned up with huge amounts of coal generated electricity, doped with trace amounts of rare earth metals, dug from diffuse ores at ounce per tonne rates...
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