Analyfis of the Air. ley 



Half a cubick inch of Oyjler-Jh-ell and Sevil 

 Orange juice generated the firit day thirteen 

 cubick inches of x^ir, and the following days 

 it reforbed that, and three or four more cu- 

 bick inches of Air, and would fometimes 

 generate again. It was the fame with Limon 

 juice. 



Oyfterjliell and Milk generated a little Air: 

 But Limon juice and Milk did at the fame time 

 abforb a little Air ; as did alio Calves Rennet 

 and Vinegar; fome of the fame Rennet alone 

 generated a little Air, and reforbed it again the 

 following day. It had the fame effect when 

 mixed with crums of bread. 



Experiment LXXXIV. 



A cubick inch of Limon juice, and near an 

 equal quantity of fpirits of Harts-horn, perfe, 

 i. e. not made with Lime, did in four hours 

 abforb three or four cubick inches of Air; 

 and the following day it remitted or generated 

 two cubick inches of Air: The third day 

 turning from very warm to cold, it again re- 

 forbed that Air, and continued in an abforb- 

 ing ftate for a day or two. 



That there is great plenty of Air incorpo- 

 rated into the fubftance of Vegetables, which 



by 



