893 
Production of gas (in liters). 
ht of 1 eld - | 
Weight o r Actua yield o 
coal in Seas of | Airin gas.| yield of gas per 
grams. gas. gas. kilo of 
coal. 
| 47. 406 15.217 290,757 14, 460 305. 020 | 
Analysis of gas. 
* | Heavy | Carbon 
neers hydro- Oxygen | monox- | Methane eae Nitrogen 
(COs) carbons (Ox). ide (CH). (He) (Ne). 
2") (CaHen). (CO). 2). 
Analysis of gas as ob- 
tained (per cent)--_____ 13.3 5.2 1.75 9.8 24,2 39.2 7.05 
Calculated analysis of gas 
Sar noeG rs oe 14.4 5.48 | 0.7 9.8 25. 46 41.3 2.86 
z Calories per liter. 
Calorific value of the gas as obtained __--___-_-.-----._-___-_.------ ake Abby: Wt-29) 
Coromiseryal ire Ol tlle was: He prOauced ss fa. c 0-8. fk bt eee ee es 4, 295 
A sample of coal from Polillo gave the following results: 
Proximate analysis of the coal. 
2 Calculated 
=} calories— 
DR 
3 
2a es 5 b 
a 3 = 5 ie) 
; 2 I & aa Ole: = 
5 = © Z re os 3S 
Fa Fs 9 a g 25 mie a 
Qn a o . “4 _ 
iS 3 Es 4 g = S go g 
P| > m a al io) Go > a 
5, 58 40, 99 47.04 Pe ty | ra 5, 925 6, 735 46.6 174 
Production of gas (in liters). 
ie me 
Weight 0 . Actual yield of 
coal in use of | sirin gas.| yield of | ‘gas per 
grams. Bas, gas, kilo of 
coal. 
44, 690 14. 338 0. 008 14. 330 320. 648 
* During this experiment the apparatus leaked so that the number of cubic 
centimeters of air has been assumed to be that given and is nearly equal to the 
quantity of air originally exhausted from the apparatus. 
