the Moiflure abforbed from the Atmofphere, 245 
moifture from the atmofphere ; or, in other words, between 
the quantities of water they contain, and their conducting 
powers with regard to heat ; I could not find that thefe pro- 
perties depended in any manner upon, or were in any way 
connected with, each other. 
The refult of my experiments upon the conducting powers 
of thefe fubftances, I referve for a future communication. 
O <t 
Vor, LXXVII. 
