TABLE IV.
Action of Oils on Brass.
Temp. 21° to 37.5° C. = 70° to 100° F. Time 100 days.
| SYMBOLS ACCORDING TO TABLE III. | CONDITION. | |
| OF OIL. | OF BRASS. | |
| E. K. | Light brown. | Brown. |
| W. F. N. | " | " |
| W. C. | " | Light brown. |
| B. & K. | " | " |
| C. L. Co. w. | Spread. | " |
| C. L. Co. No. 1 | Unaltered. | " |
| Glyc. | " | " |
| Sp. | Light brown. | Greenish-brown. |
| Ol. | Green. | Dark greenish-brown. |