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and membranous parts of the organ 

 of Taft^and that varioufly 3 according 

 to the grand diversities, as to fhape 

 and bulk^ of the faporifick particles 

 themfelves. And this being granted, 

 it feemed further conceivable* that 

 when the Alkalizate and Acid parti- 

 cles come to be put together in the 

 fluid mixture, wherein they fwam^ 

 many of them might,after a multitude 

 of various juftlings and occurfions^ 

 meet with one another fo luckily and 

 opportunely, as to recompofe little 

 pnfms, or convene into other bodies^ 

 almoft like thofe that made up the 

 Cryftals of Nitre, before \ was expo- 

 fed to the fire. To illuftrate which, 

 we may conceive, that, though a 

 prifm of iron may be fo (haped, that 

 it will be wholly unfit to pierce the 

 skin 5 yet it may be fo cut by tranf- 

 verfe planes reaching to the oppofite 

 bafts or ends^ as to afford wedges, 

 which^ by the fharpnefs of their ed- 

 ges, may be fit both to cleave wood, 

 and cut the skid $ and thefe wedges, 

 being again put together after a re- 



quifite 



