of fywt anD Goto* 77 



vers troubled Jiquors and vitrified bo 

 dies^ which at length it makes trans- 

 parent. But without here engaging 

 in a folemn examination of the Hy- 

 pothecs of Ale Alt and Acidum , and 

 without determining whether any 

 one 5 or more of the newly men- 

 tion'd Mechanical Caufes 5 or whe- 

 ther fome other, that I have not yet 

 named, is to be entitled to the effeft $ 

 it will not be impertinent to propofe 

 divers Inftances of the Produftion of 

 Heat by the Operation of one A- 

 gent, Oyl of Vitriol , that it may be 

 confider'd whether it be likely,, that 

 this fingle Agent (hould upon the 

 (core of Antipathy ,> or that of its 

 being an Acid Menftruum , be able 

 to produce anintenfe Heat in many 

 bodies of fo differing natures as are 

 fbme of thofe that we (hall have oc~ 

 cafion to name* And now I pro- 

 ceed to the Experiments them- 

 felveso 



F 4 Take 



