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Coal
Coal is a combustible black or brownish-black sedimentary rock usually occurring in rock strata in layers or veins called coal beds or coal seams. The harder forms, such as anthracite coal, can be regarded as metamorphic rock because of later exposure to elevated temperature and pressure. Coal is composed primarily of carbon along with variable quantities of other elements, chiefly hydrogen, sulfur, oxygen, and nitrogen.
Industry: Energy
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Coal
Average stream flow
Energy; Coal
The rate, usually expressed in cubic feet per second, at which water passes a given point in a stream over a set period of time.
Alternative-rate dsm programme assistance
Energy; Coal
A DSM (demand-side management) programme assistance that offers special rate structures or discounts on the consumer's monthly electric bill in exchange for participation in DSM programmes aimed at ...
Black lung benefits
Energy; Coal
In the content of the coal operation statement of income, this term refers to all payments, including taxes, made by the company attributable to Black Lung.
American indian coal lease
Energy; Coal
A lease granted to a mining company to produce coal from land held in trust by the United States for Native Americans, Native American tribes, and Alaska Natives in exchange for royalties and other ...
Blast furnace
Energy; Coal
A furnace in which solid fuel (coke) is burned with an air blast to smelt ore.
Advanced metering infrastructure (AMI)
Energy; Coal
A term denoting electricity metres that measure and record usage data at a minimum, in hourly intervals, and provide usage data to both consumers and energy companies at least once daily.
Blast-furnace gas
Energy; Coal
The waste combustible gas generated in a blast furnace when iron ore is being reduced with coke to metallic iron. It is commonly used as a fuel within steel works.