Anthracite is the highest grade of coal. It is still processed to have a better form. List the three processed forms of coal and mention one use of each of them.
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The three processed forms of coal and the use of each of them are mentioned below:
1. Bituminous: It is a type of coal that ranks between anthracite and sub-bituminous coal.
Uses: Bituminous coal is used in steam generation and electricity generation. It is also used in smithing and coking of coal.
2. Sub-Bituminous: It is a type of coal that ranks between bituminous and lignite coal. It has a lower BTU (British Thermal Unit) than Bituminous coal.
Uses: It is used as fuel for steam and electricity generation.
3. Lignite: It is the lowest rank of coal as the carbon content is only 25-35%.
Uses: It is used in power generation and also used as fertilizer in agricultural sectors.
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