on") emit (teams. And in pieces of 

 Sulphur conveniently (haped., I found 

 upon due Attrition a Sulphureous 

 fthik. And that piece of Amber 

 -which I mcft employ .> being forne- 

 what large and very well poliftvd, 

 JWiJl, being mb'd upon a piece of 

 woollen cloth 5 emit fteams, which 

 the noihils chemfelves may per- 

 ceive j and they fometimes feem to 

 me pot unlike rhofe that I took no- 

 tice of, when I kept in my mouth a 

 drop or two of the diluted Tin&ure 

 (or Solution of the finer parts) of 

 Amber mafde with Spirit of Wine., 

 or of Sal Armntiiac. 



i 7-. It agrees very well with what 

 hat; been (aid of the corporqal Ema- 

 nations of Atiifefifu that its attftafti-ve 

 power will continue fbTie time after 

 it has been once excited. For the 

 Attrition having fcaus'd an inteftine 

 contraction in the parts of the Con- 

 crete^ the heat or warmth that- 'is 

 thereby excited ought not tQ 4 ceafe, 

 as foon as ever the rubbing is over* 

 bit to continue capable of epiitung 



Effluvia i 



