418 Correspondence of J. Nickleés. 
Prat 
a a ae ay een sf ee Ne a Sool ia 
a 
B 
aa 
3 
i] 
oe 
(oJ 
oo) 
mh 
sh 
: 
@ 
a 
° 
_ 
or 
3 
“OD 
A 
~ 
fo] 
[=7) 
ae 
a 
oO 
nm 
=} 
va 
cae 
Oo 
OQ 
oo 
° 
mr 
co 
a 
fos) 
oO 
3 
os 
=| 
2 
zx 
=e 
hetic agent 
capable, in many cases of being substituted in practice for ether or ehlo- 
roform, “ because,” as he remarks to physicians, “ this method, introduci 
Porous bodies—Among the topies of scientific interest which awaken 
attention at present, is the research of Jamin, professor at the Beole 
Polytechnique, upon the equilibrium and movement of fluids in porots 
bodies. The new results at which he has arrived afford an ex 
the vital force. It is apparently a question of capillarity only. 
Jamin has applied the new facts which he has discovered to th a4 
ally evaporated. are 
io a block 
posed of a Dot 
of some well dried porous substance as chalk, lithographic stone, ae | 
proves that the water is foreed into porous bod ie 
#, and which is equal to that of a considerable number of atmosphere 
a 
