RADIANT HEAT, AND ITS CONVERSION THEREBY INTO SOUND. 
341 
Table Y. 
Vapours. 
Increase of elastic force by Radiant Heat. 
Mean 
Name of Liquid. 
Boiling point. 
Water pressure. 
Character of sound. 
1. Sulphuric Ether . 
35° 
300 millims. 
Very strong 
2. Hydride of Amyl . 
30° 
279 
33 
55 
3. Acetone ..... 
58° 
267 
33 
55 
4. Bromide of Ethyl . . 
39° 
264 
33 
?5 
5. Formic Ether . 
55° 
261 
33 
35 
6. Acetic Ether. 
74° 
248 
55 
53 
7. Acetal...... 
104° 
237 
55 
33 
8. Chloride of Allyl . 
46° 
235 
55 
33 
9. Iodide of Methyl . 
45° 
233 
55 
35 
10. Dichloride of Ethidene 
57° 
217 
55 
Strong 
11. Nitrate of Ethyl . 
86° 
208 
55 
33 
12. Nitrite of Amyl 
99° 
205 
55 
33 
13. Chloride of Butyl . 
69° 
185 
55 
S3 
14. Butyric Ether . 
121° 
183 
55 
33 
15. Formic Acid . . . 
99° 
180 
55 
53 
16. Valeral ..... 
100° 
172 
55 
33 
17. Valerianic Ether . 
144° 
168 
55 
33 
18. Acetate of Propyl . . 
102° 
166 
55 
33 
19. Me thy lie Alcohol . 
— 
162 
55 
33 
20. Iodide of Ethyl. . . 
72° 
148 
55 
Moderate 
21. Bromide of Butyl . . 
92° 
134 
55 
3> 
22. Dutch Liquid . . . 
85° 
127 
55 
33 
23. Acetate of Butyl . 
114° 
120 
55 
35 
24. Benzol. 
81° 
117 
55 
33 
25. Carbonic Ether. . . 
126° 
108 
55 
33 
26. Chloride of Amyl . . 
102° 
105 
55 
33 
27. Chloropicrin.... 
112° 
94 
55 
33 
28. Iodide of Allyl . . 
101° 
92 
55 
33 
29. Chloroform .... 
61° 
89 
55 
33 
30. Iodide of Butyl. . . 
121° 
88 
55 
33 
31. Allylic Alcohol . . . 
97° 
84 
55 
33 
32. Bisulphide of Carbon . 
43° 
81 
55 
33 
33. Bromide of Amyl . 
119° 
78' 
55 
33 
34. Cyanide of Ethyl . 
98° 
77 
55 
33 
35. Butyl Alcohol . . 
110° 
72 
55 
Weak 
36. Nitrate of Amyl 
147° 
67 
55 
33 
37. Oxalate of Ethyl . 
— 
66 
55 
33 
38. Cyanide of Methyl. . 
82° 
64 
55 
53 
39. Tetrachloride of Carbon 
77° 
58 
55 
J3 
40. Bromoform .... 
150° 
44 
5 5 
33 
41. Xylol . 
140° 
44 
55 
33 
42. Amy lie Alcohol. . . 
130° 
42 
55 
35 
