io4 fl)f tlje ^ec&anical £>*tgfne 



Having given warning at the be- 

 ginning of this Se&ioa, that in it I 

 aimed rather at offering various than 

 numerous Experiments about the 

 Production of Heat., I think what 

 has been already delivered may al- 

 low me to take leave of this Sub- 

 ject without mentioning divers In- 

 ftances that I could eafily adde, but 

 think it fitter at prefent to omit. 

 For ihofc afforded me by Trials a- 

 bout Antiperiftdfis belong to a Pa- 

 per on that SubjeCt. Thofe that 

 might be offered about Potential 

 Heat in humane bodie^ would per- 

 chance be thought but unneceffary 

 after what has been faid of Poten* 

 rial Coldnefs} from which an at- 

 tentive Confiderer may eafily ga- 

 ther 3 what according to our Do- 

 ctrine is to be faid of the contrary 

 Quality. And divers Vhanomtna^ 

 which would have been of the moft 

 confiderable I could have menti- 

 oned of the Produ&ion of Heat, 



fince 



