Recent content by prude

  1. P

    Ph up and down vinegar and baking soda?

    Calcium Carbonate is chalk or limestone. It has a pH close to seven (neutral). Sodium Carbonate is washing soda and has a pH greater than seven (alkaline). Sodium Bicarbonate is baking soda and has a pH greater than seven. pH can be measured with about the same accuracy using a dye based...
  2. P

    My Current set up: journal?

    Many, many thanks from Saskatchewan. I'm about to invest in t5's - invaluable information for another old fart with a bad back.
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