39* 



DISEASES 



Class IV. i. 4. 7. 



chemical attraction, as when oxygen pafies through the mem- 

 branes of the air-vefiels of the lungs, and combines with the 

 blood. And laftly, by influx without mechanical attraction, 

 chemical combination, or animal abforption, as the univerfal 

 fluids of heat, gravitation, electricity, magnetifm, and perhaps 

 of other etherial fluids yet unknown. 



ORDO 



