go Of t&e spec&amcal ©itgtne 



white bread , (or even of brown) 

 with a little of which we have fome- 

 times produced a furprifing degree 

 of Heat with (hong or well-de- 

 phlegm'd Oyl of Vitriol, which is 

 to be fuppos'd to have been dis- 

 played in the foregoing Experi- 

 ments , and all others mentioned to 

 be made by the help of that Men- 

 ftruum in cur Papers about Quali- 

 ties, unlefsit be in any particular cafe 

 otherwife declared* 



EXPER. XXI. 



TIs as little obferved that Cor- 

 rofive Menftruums are able 

 to work, as fuch, on the foft parts of 

 dead Animals, as on thofe of Vege- 

 tables , and yet I have more than 

 once produced a notable Heat by 

 mixing Oyl of Vitriol with minced 

 tlefh whether roafted or raw. 



EX- 



