laf Comical pjectpt'tatt on* 3 7 



nial Corpufcles they carried over 

 with them in Diftillation, and keep 

 them together with themfelves in 

 the form of a liquor 5 yet when by 

 the copious affufion of the water, 

 thofe fuftaining particles arefepara- 

 ted and removed to a diftance from 

 each other, the Antimonial Cor- 

 pufcles and the Mercurial (if any fuch 

 there were., } being of a ponderous 

 nature, will eafily fubfide into that 

 Emetic powder, which- ( when well 

 wafhfcd) the Chymifts flatteringly 

 enough call Mercurim Vit£. 



But here I muft interpofe an ad- 

 vertifement, which will help to (hew 

 us., how much Precipitations depend 

 upon the Mechanical contextures of 

 bodies. For, though not only in 

 the newly recited examples, but in 

 divers others, the affufion of water, 

 by diluting the falts and weaken- 

 ing the Menftruum, makes the me- 

 tall or other diflblved body fall pre- 

 cipitately to the bottom 5 yet if the 

 faline particles of the folvent, and 



thofe 



