of 8>eatan&€el&* 67 



the intefjpofed water, the Focus fell 

 upon the Pitch 5 wherein it would 

 produce fometimes bubbles , fome- 

 times fqoak 5 and quickly com- 

 municatee)! a degree of Heat capa- 

 ble to mike Pitch melt, if not alfo 

 toboiU 



EXPER.X 



T Hough the firft and fecond Ex- 

 periments of Se&ion I. (hew, 

 that a confiderable degree of Cold is 

 produe'd by the diflblution of Sal 

 Armoniacin common water* yet by 

 an additament 5 though but fingle, 

 the Texture of it may be foalter'd, 

 that, inftead of Cold 5 a notable de- 

 gree of Heat will be produced, if it 

 be diflblved in that Liquor* For the 

 manifeftation of which we devis'd 

 the following Experiment* 



We took QuickTime 5 and flaked 

 it in common cold water y that all 

 the igneous or other particles ^ to 

 which its power of heating that Li- 

 quor 



