| Webster's Online Dictionary |
| Expressions | Domain | Definition | |
| Blasting timer | Mining | An instrument that utilizes a power line as a source of electrical current and that closes the circuits of successive blasting caps with a delay time interval. The timer provides for the circuits of 15 charges and affords positive control of the duration of intervals. (references) | |
Source: compiled by the editor from various references; see credits. | Top | ||
