*4 ©f tU ^ecljatucal Cattle*. 



fink orfwimina liquor* appears by 

 obvious inftances. Thus Salt or 

 Sugar* being put into water either in 

 lumps or even in powder that is but 

 grofs^ falls at firft to the bottom, and 

 lies there, notwithftanding the Air 

 that may be intercepted between its 

 parts or externally adhere to it. But 

 when by the insinuating a&ion of 

 the water it is' diffolved into minute 

 particles^ thefe are carried up and 

 down with thofe of the liquor and 

 fubfide not. The like happens, when 

 a piece of fil ver is caft into Aqua for* 

 tit) and in many other cafes. 



On the other fide I have feveral 

 times obferved, that fbme bodies that 

 had long fwam in a Menftruum, 

 whilft their minute parts were kept 

 from convening in it y did after- 

 wards by the coalition of many of 

 thofe particles into bodies of avifi* 

 ble bulk coagulate and fubfide, 

 (though fometimes^ to hinder the 

 evaporation of the Menftruum, the 

 veflels were kept ftopt. ) Of this I 

 elfewhere mention divers examples 5 



and 



