So, in addition to boiling the eggshells, you need to grind them into a fine powder — with a mortar and pestle, for example. Dosing of calcium carbonate is important, since too much calcium can ...
So, in addition to boiling the eggshells, you need to grind them into a fine powder -- with a mortar and pestle, for example. Dosing of calcium carbonate is important, since too much calcium can ...
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