APPENDIX TO CHAPTER XIV.
NOTE (p. 404).
For those more particularly interested, we append a full analysis of the slag, taken from Messrs Stead and Ribsdale's paper in the 'Journal of the Iron and Steel Institute,' 1887, vol. i. p. 222:—
| Lime | 41.58 |
| Magnesia | 6.14 |
| Alumina | 2.57 |
| Peroxide of iron | 8.54 |
| Protoxide of iron | 13.62 |
| Protoxide of manganese | 3.79 |
| Protoxide of vanadium | 1.29 |
| Silica | 7.38 |
| Sulphur } | .23 |
| Calcium } | .31 |
| Sulphuric anhydride | .12 |
| Phosphoric acid | 14.36 |
| 99.93 |