Inicio > Term: deficient coal
deficient coal
Ark. Coal more difficult to mine than the standard, and for which the miners are paid an extra price.
- Parte del discurso: noun
- Industria/ámbito: Minería
- Categoría: Minería general; Mineral mining
- Government Agency: USBM
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Creador
- ed.young
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(Milwaukee, United States)
