SIR ANDREW NOBLE: RESEARCHES ON EXPLOSIVES. 
4(59 
NORWEGIAN 165. 
Experiment 1577.—Fired in explosion vessel R, 15 grammes of Norwegian ballistite. Density of 
charge 0*05. 
Pressure 2*49 tons per sq. inch (379 • 5 atmospheres). 
Permanent gases 12,7 78*1 cub. centims. at 0° C. and 760 millims. 
Aqueous vapour 2139 • 7 cub. centims. 
Reconciliation. 
C. 
O. 
H. 
N. 
grammes 
grammes 
grammes 
grammes 
Found by analysis .... 
4*212 
8*533 
0*476 
2*404 
Originally in ballistite . . . 
4*375 
8*664 
0*500 
2*086 
Differences .... 
-0*163 
-0*131 
-0*024 
+ 0*318 
Experiment 1576.—Fired in explosion vessel Q, 31 grammes of Norwegian ballistite. Density of 
charge 0 ■ 10. 
Pressure 6 • 30 tons per sq inch (960 • 2 atmospheres). 
Permanent gases 26,017 * 1 cub. centims. at 0° C. and 760 millims. 
Aqueous vapour 4242‘0 cub. centims. 
Reconciliation. 
. 
C. 
O. 
H. 
N. 
grammes 
grammes 
grammes 
grammes 
Found by analysis .... 
8*611 
17*502 • 
0*991 
4*601 
Originally in ballistite . . . 
8*878 
17*582 
1*015 
4*233 
Differences .... 
-0*267 
- 0*080 
-0*024 
+ 0*368 
Experiment 1534.—Fired in explosion vessel Q, 46 • 5 grammes of Norwegian ballistite. Density of 
charge 0‘ 15. 
Pressure 10*19 tons per sq. inch (1553*2 atmospheres). 
Permanent gases 37,894*3 cub. centims. at 0° C. and 760 millims. 
Aqueous vapour 6120*5 cub. centims. 
Reconciliation. 
C. 
O. 
H. 
N. 
Found by analysis .... 
Originally in ballistite . . . 
grammes 
12*969 
13*233 
grammes 
26*211 
26*206 
grammes 
1*503 
1*512 
grammes 
6*583 
6*309 
Differences .... 
- 0*264 
+ 0*005 
-0*009 
+ 0*274 
