54 ©ft|je^ec|)atttcal^tgt f neof 



or long after too., provided it be 

 carefully fecur'd from the accefs of 

 the air the Spirit of Wine being 

 put to ir, and (haken with it 5 will, if 

 you have gone to work aright, ac- 

 quire a yellow Tiq&ure in a minute 

 of an hours and perhaps in left 

 than half a quarter of an hour a 

 red one , being richly impregnated 

 with fulphureous Particles difcover- 

 able by the Smelly Tafte, and divers 

 Operations. 



EXPBR. IL 



f 3/ nr^Is known to feveral Chy- 

 X mifts ^ that Spirit of Salt 

 does not diflblve crude Mercury in 

 the cold 3 and I remember, I kept 

 them for a confiderable time in no 

 contemptible heat without finding 

 any Solution following. But I fup^ 

 pofe, many of them will be gratified 

 by an Experiment once mentioned 

 to me by an ingeniciv German Gen- 

 tleman j, namely. That if Mercury 



be 



