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 of the late fP-eftilettce. 1 ! 5 neighbouring Parts, and its own natural. Diipofition, it will afterwards thicken, and change into a white Colour of a laudable Confidence. THIRDLY, To the foregoing it may be ad- ded, that fo far as the Blood partakes of a fa- line Quality, by fo much the lefs will it be difpofed to change into Matter ; for the fame Reafon that Sea- Water cannot be boiled into aGelly:, for Salt adds to the Fluxility of Fluids, and thereby prevents IncraiTation, unlefs in thofe Inftances, where they of them- selves chryrlallize, by Means of an Incapacity of the Menftruum to keep .them in Solution ^ which is foreign to the Cafe before us. LASTLY, Nothing is more known in Na- ture, than that Blood, by what Means fbever extravafited, if it cannot get back again into the VefTels, will, after fbme Stagnation, run for the moft Part into Grume ; fo that when a Fluctuation requires opening, little elfe than a coagulated Blood flows out : And if any one pleafes to receive the Blood from an opened Vein into a warm Porringer, and afterwards place it in a luted VelTei upon a Sand Heat, as near as poffible equal to that which is natural, he will find all Labour loft in endeavouring; I 2 1to