Examlex
Without functioning kidneys, fluid and ion ___________ would kill you in a matter of days.
Room-And-Pillar
A method of mining that involves excavating rooms while leaving columns or pillars of material to support the mine roof.
Subsurface Mining
The extraction of minerals and ores from underground, involving tunnels or shafts to access geological resources deep below the earth's surface.
Surface Mining
A method of extracting mineral and energy resources near the surface of the Earth rather than through underground tunnels.
Bituminous Coal
A type of coal characterized by its high carbon content and heating value, commonly used for electricity generation.
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