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Yeah, being up here, sometimes I get to feeling like one of the Step Kids. But back to batteries, my Dad always like the Hygrometer, and to test each cell for "specific gravity". If there was much difference, from cell to cell, it usually ment a "push start", and don't shut it off till you get...

What little techinical stuff, that I know about batteries is: A fully charged battery is considered to have 12.66 volts. But they can have, what is called a "surface charge". So, when testing a battery, if super accuracy is desired, one should get rid of the surface charge. You can do that by...