<Eottofibentteo2€omftMity* 5 



fubtile ethereal matters or by the 

 numerous knocks and other pulfesof 

 the fwimming or tumbled Corpu- 

 fcles of the Menftruum k fd£(which 

 being a fluid body , muft have its 

 fmall parts perpetually and vari- 

 oufly moved ) whereby the engaged 

 Corpufcles, like fo many little Wed- 

 ges and Leavers, may be enabled to 

 wrench open , or force afunder the 

 little parts between which they have 

 infinuated themfelves. But I (hall 

 not here profecute this Theory, 

 ( which 3 to be handled fully, would 

 require a difcourfe apart) fince 

 thefe Gonje&ures are proposed but 

 to make it probable in the general, 

 That the Corrojivemfs of bodies may 

 be deduced from Mechanical Prin- 

 ciples : But whether beft from the 

 newly proposed ones 7 or any other, 

 need not be anxioufly confider'd in 

 thefe Notes, where the things main- 

 ly intended and rely'd on , are the 

 Experiments and Fh£no?nen& them* 

 felves. 



h 4 EX- 



