L 263 ] 
of it with one of nitrous air occu-2u""- 
pied 1.02; one meafure of it with ‘ve 
two of nitrous air occupied 2.00,"°%* 
The refult of Abbé Fontana’s teft 
Was: £95211 $2 3°: Ease: 1874 
So that it already furpaffed in ap- 
pearance the beft common air; 
it exploded however with a loud 
report. I placed the jar again in 
the garden, and examined the air 
after it had ftood during 48 hours, 
Velie: 1 Sonn it to Bal appara 
Sees6& Ht tithe one eran air 
occupied 0.96; and with two meas 
fures of nitrous air 1.80. The re= 
fault of Abbé Fontana’s teft was 
—_ $9.93 3 27257°-5:66. - 235 
It ftill a ea with = vio- 
+ Seis the jar again in the 
| garden dating four hour lange a 
S 4 a fair 
