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Anthracite,  · Anthracite coal Black coal, hard coal, stone coal, blind coal, Kilkenny coal, crow coal, craw coal, black diamond Metamorphic rock Anthracite, often referred to as hard coal, is a hard, compact variety of coal that has a submetallic luster.It has the highest carbon content, the fewest impurities, and the highest energy density of all types of coal and is the highest ranking of coals.Anthracite Coal Characteristics and Applications,  · Anthracite is considered the cleanest burning coal available. It produces more heat and less smoke than other coals and is widely used in hand-fired furnaces.Some residential home heating stove systems still use anthracite, which burns longer than wood.A Satellite Imagery Review of the Pyongsan Uranium Mill,  · The relatively unusual process for extracting uranium from anthracite, as well as changes to that process since the IAEA visit in 1992, complicate analysis of the facility. To better understand how the Pyongsan mill operates, a brief overview of typical mining and milling processes will be useful for understanding North Korean practices.Steelmaking,  · Steelmaking is the process of producing steel from iron ore and/or scrap.In steelmaking, impurities such as nitrogen, silicon, phosphorus, sulfur and excess carbon (most important impurity) are removed from the sourced iron, and alloying elements such as manganese, nickel, chromium, carbon and vanadium are added to produce different grades of steel.Anthracnose Fungus: How Do You Treat Anthracnose Disease,  · Potted plants and greenhouse crops such as cyclamen, ficus, lupine, palms, succulents and yuccas are sometimes affected. Trees and shrubs that are prone to anthracnose include maple, camellia, walnut, ash, azalea, oak and sycamore. How Do You Treat.

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Bituminous Coal Characteristics and Applications,  · Bituminous and sub-bituminous coal represents more than 90 percent of all the coal consumed in the United States. When burned, the coal produces a high, white flame. Bituminous coal is so-called because it contains a tar-like substance called bitumen. There areHow Is Coal Converted to Usable Energy?,  · Coal is converted into electricity through a complex process that involves steaming, grinding, processing and distribution. The act of transforming coal into electricity is quite a production; coal is first ground to a fine chalky powder and added to combustion chambers of boilers before being burned at higher temperatures to produce hot gas and heat energy.

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