| Webster's Online Dictionary |
| Expressions | Domain | Definition | |
| Earth fault tester | Mining | An apparatus used to prevent or reduce current leakage to the ground when blasting in conducting orebodies, in wet shale or clay, and in underwater blasting, esp.in salt water. The apparatus has no battery and can be used when loading the hole to check if the conducting wires have become damaged during this operation. Syn: current leakage tester. (references) | |
Source: compiled by the editor from various references; see credits. | Top | ||
