[ s 3 6 ] 



titmoft anxiety, fell down motion- 

 lefs, and died in lefs than half a 

 minute. When I faw it dying, I 

 took it out with all the expedition 

 poiiihle, in order to recover it in 

 another jar full of dephlogiiticated 

 air, which I had kept ready for the 

 purpofe ; but, notwithstanding it 

 had not been 20 feconds in this 

 foul air, it was quite deprived of 

 life. 



Comparing the fuddennefs of def- 

 troying the life of an animal with 

 this air, with that of inflammable 

 - air drawn from metals by vitriolic 

 or marine acid, I found that the air 

 fouled by thefe beans was as de- 

 ftrudtive to animal life as the inflam- 

 mable air itfelf. 



90. I placed fix of thefe beans 

 over-night in a gallon jar inverted 

 upon a plate, on purpofe to fee 



whether 



