ix6 Jnalyjis of the -Air. 



fortis, abforbed in 5 or 6 days 12 cubick 

 inches of air. 



Equal quantities of powdered Brijiol 

 Diamond, and compound Aqua-fortis, and 

 Water, abfored 16 times their bulk of air. 



The like quantities without Water ab- 

 forbed more flowly 7 times their bulk of 



air. 



Powder'd Brijiol Marble (viz. the (hell 

 in which thofe Diamonds lay) covered pretty 

 deep with Water, neither generated nor 

 abforbed air ; and it is well known that 

 Brijiol Water does not fparkle like fome 

 other Mineral Waters. 



I 



Experiment XCIX. 



When the Aqua Regia was poured on Oleum 

 Tartari per deliquium, much air was gene- 

 rated, and that probably chiefly from the 

 Oleum Tartar i -, for by Exper. 74. Sal Tar- 

 tar has plenty of air in ir. 



It was the fame when the oil of Vitriol 

 w?s poured on Oleum Tartaric and Oleum 

 Tartari dropped on boiling Tartar generated 

 much air. 



When equal quantities of Water and oi[ 

 of Vitriol were poured on fea fait, it ab- 

 forbed 15 cubick inches of air; but when 



in 



