as "burning" in the batch. It will also be noticed that on days which show
a loss, the time of the immersion was correspondingly short, as on the
a loss, the time of the immersion was correspondingly short, as on the
tenth, twelfth, and seventh days.

______________________________________________________________________
| | | |
| | Specific Gravity. | Time. |
| |_____________________|_______________________________|
| | | | | | | |
| |H_{2}S0_{4}.|HNO_{3}.|Hours.|Minutes.|Hours.|Minutes.|
|________________|____________|________|______|________|______|________|
| | | | | | | |
| 1. Clear | 1.838 | 1.4249 | ... | 20 | 4 | ... |
| 2. " | 1.837 | 1.4249 | ... | 20 | 2 | ... |
| 3. Cloudy | 1.837 | 1.4226 | ... | 45 | 2 | ... |
| 4. Rain | 1.837 | 1.420 | ... | 20 | 1 | 20 |
| 5. Clear | 1.8377 | 1.42 | 1 | 15 | 2 | ... |
| 6. Rainy | 1.8391 | 1.422 | ... | 35 | 1 | 40 |
| 7. Cloudy | 1.835 | 1.4226 | ... | 20 | ... | 35 |
| 8. Clear | 1.835 | 1.422 | ... | 35 | 1 | 10 |
| 9. Partly Clear| 1.824 | 1.4271 | ... | 20 | 1 | ... |
|10. " | 1.83 | 1.4271 | ... | 10 | ... | 25 |
|11. Cloudy | 1.832 | 1.425 | ... | 10 | ... | 50 |
|12. Rainy | 1.822 | 1.425 | ... | 10 | ... | 20 |
|13. Partly CLear| 1.8378 | 1.4257 | ... | 60 | 1 | 40 |
|14. Cloudy | 1.837 | 1.4257 | 1 | 56 | 4 | 40 |
|________________|____________|________|______|________|______|________|
| | | |
| |Temp., Deg. C. | Percentage |