254 HEAT DISSIPATED BY A PLATINHM SUEFACE AT HIGH TEMPEEATUEES. 
Table XL-—Emissivity in Carbon Dioxide. 
E X 10® = 207 jC®- + 
Tem23erature -9 
in degrees 
Centigrade. 
0-1 
atmosphere. 
1-0 
atmosphere. 
10 
atmospheres. 
30 
atmospheres. 
50 
atmospheres. 
100 
0 • 00044 . 
0 - 00074 
0-001688 
0-003828 
0 - 00674 
300 
0■00060 
0-00103 
0-002330 
0-004749 
0-00734 
500 
0■00079 
0 - 00134 
0-002971 
0-005671 
0-00792 
700 
0-00110 
11-00172 
0-003613 
0-006593 
0-00842 
900 
0•00144 
0 00210 
0-004254 
0-007515 
0-00912 
1100 
0-00210 
0 - 00260 
0 - 004895 
0-008436 
0-00974 
Table XII.—Emissivity in Nitrons Oxide. 
E X 10® = 276 p®'" + 1-7 
Temperature .9 
in degrees 
Centigrade. 
1-0 
atmosphere. 
10 
atmosjrheres. 
30 
atmosjrheres. 
100 
0 - 00070 
0-001841 
0-003860 
300 
0-00104 
0-002488 
0-004741 
500 
0 - 00140 
0-003136 
0-005623 
700 
0-00172 
0-003784 
0-006504 
