of&eatanD&ofD* &i 



EXPER. xv. 



NOtwithftanding the vaft diffe- 

 rence betwixt common water 

 and high re&ified Spirit of ^Yine* 

 whereof men generally take the for- 

 mer for the moft contrary body to 

 fire^ and whweof the Chymifts take 

 the later to be but a kind of liquid 

 Sulphur 5 fince it may prefently be 

 all reduc'dinto flame > yet, as I ex- 

 pected, I found upon trial, that Oyl 

 of Vitriol being mingled with pure 

 Spirit of Wine 3 would as well grow 

 hot, as with common water. Nor 

 does this Experiment always require 

 great quantities of the liquors. For 

 when I took but one ounce of ftrong 

 Oyl of Vitriol , though I put to it 

 lefs than half an ounce of choice 

 Spirit of Wine 5 yet thole two being 

 lightly fhaken together did in a 

 trice conceive fo brisk a Heat, that 

 they almoft fil-Pd the vial with fumes, 

 and made it ib hot , thar I had una- 

 F 4 wares 



