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 is placed in earthen Veels over harp Vinegar, and after it has acquired ome Thicknes of a kind of Rut, which it commonly does in about ten Days, they open the Veels, and crape it off, as it were, in a kind of Foulnes; they then place the Lead over the Vinegar again, repeating over and over the {{ls}ame Method of craping it, till it is wholly diolved; what has been craped off they then beat to Powder, and boil for a long Time; and what at lat ubides to the Bottom of the Veel is the Cerue.

CII. In a Manner alo, omething reembling this, is Verdigrie made; for Copper is placed over the Lees of Wine, and the Rut which it acquires by this means is taken off for Ue: And it is by this means that the Rut which appears is produced.