Sub-bituminous coal is a type of coal whose properties range from those of lignite to those of bituminous coal and are used primarily as fuel for steam-electric power generation.
Read more about Sub-bituminous Coal: Properties, Reserves, Current Use, See Also
Famous quotes containing the word coal:
“... gathering news in Russia was like mining coal with a hatpin.”
—Mary Heaton Vorse (1874–1966)