| Answer | Crossword Clue |
|---|---|
| GCD | 6, to 18 and 30 (abbr.) |
| LCD | 30, for 1-5 and 1-6, e.g.: Abbr. |
| spiegels | a composition of iron that contains 15 to 30 percent manganese and 4.5 to 6.5 percent carbon |
| cordites | smokeless, slow-burning powder composed of 30 to 58 percent nitroglycerin, 37 to 65 percent cellulose nitrate, and 5 to 6 percent mineral jelly |
| cordite | smokeless, slow-burning powder composed of 30 to 58 percent nitroglycerin, 37 to 65 percent cellulose nitrate, and 5 to 6 percent mineral jelly |
| LCM | 12, to 6 and 4: Abbr. |
| LCD | In fractions, what 12 is to 6 and 4 (abbr.) |
