1 9 1 Anahfts of the Air. 

 mixed With an animal calx, diftills all over, 

 fo that the calx will not afterwards run 

 per deliquium. 



By the great fimilitude there is therefore 

 in fo many refpe&s between thefe two fub- 

 fiances, we may well look upon the Cal- 

 culus, and the Stone in the Gall Bladder, 

 as true animal Tartars, and doubtlefs Gouty 

 concretions are the fame. 



Prom the great quantities of Air, that 

 are found in thefe Tartars, we fee that un- 

 eiaftick Air particles, which by their ftrongly 

 attracting property are fo inftrumental in 

 forming the nutritive matter of Animals and 

 Vegetables, is by the fame attractive power 

 apt fometimes to form anomalous concre- 

 tions, as the Stone, &c. in Animals, efpe- 

 cially in thole places where any animal 

 fluids arc in a ftagnant ftate, as in the Urine 

 and Gall Bladders. The like tartarine con- 

 cretions are alfo frequently formed in fome 

 fruits, particularly in Pears $ but they do 

 then efpecially coalefce in greateft plenty, 

 when the vegetable juices are in a ftagnant 

 ftate, as in wine veffels, crc. 



This great quantity of ftrongly attra&ing,^ 

 unelaftick air particles, which we find in the 



Call 



