Home > Term: permissible blasting device
permissible blasting device
Any device, other than explosives, for breaking down coal that is approved by the U.S. Mine Safety and Health Administration.
- Besedna vrsta: noun
- Industrija/področje: Mining
- Category: General mining; Mineral mining
- Government Agency: USBM
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- ed.young
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(Milwaukee, United States)
