3b £)f tije #et^antcal $>Mim 



not to thofe of the body they are 

 mingled with, but, eafily flying up 

 themfelves, leave thofe behind them, 

 which they did rather barely touch 

 than (irmly adhere to : Whereas far 

 lefs fugacious Liquours^ if they be 

 indowed with figures that fit them 

 for a competently firm cohefion with 

 the body they are mingled with^will 

 be able to volatilize it. Of which 

 I (hall now give you fome Inftances 

 in bodies that are very ponderous, or 

 very fixt, or both* 



And I (hall begin with CoIcothar 5 

 though it being a vitriolate calx^nade 

 by a lafting and vehement fire, 'tis 

 (confequently ) capable of refilling 

 fuch a one. This being exqilifitely 

 ground with an equal weight of Sal 

 Armoniac, which is it felf a Salt but 

 moderately volatile, will be in good 

 part fublimed into thofe yellow 

 Flowers^ which we have elfewhere 

 more particularly taught to prepare^ 

 under the name of Ens ^rimum Vene- 

 ris $ in which, that many vitriolate 

 corpufcles of the Colcothar are really 



ele- 



