of $eat anti (EolD* 9 



rained a fine fort of Sal Armoniac 

 for the moft part figur'd not unlike 

 the other, when being diffolv'd and 

 filtrated., it is warily coagulated. This 

 new Salt being gently dry'd I put in* 

 to a wide Glafs of water, wherein I 

 had before placed a feafd Weather- 

 glafs, that the included Spirit might 

 acquire the temper of the ambient 

 Liquor., and having ftirr'd this Salt 

 in the water, though I took it then 

 off the mantle-tree of a Chimney that 

 had had fire in it divers hours before, 

 it did, as I expe&ed, make the rinded 

 Spirit haftily fublide and fall confi- 

 derably low* 



EXPER. IV. 



Since if twobodies upon their mix- 

 ture acquire a greater degree 

 of Cold than either of ihera had be- 

 fore there is a produifoa of this 

 additional degree of that Quality-, it 



will 



