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2017-09-15	unknown_User	65	Check this topic
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2021-01-12	Attia Yaqoob	90	Check this topic
2020-06-15	neha_1217	80	Check this topic
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2018-05-18	Mohammed AlKhars	81	Check this topic
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Topic title: Burning coal in power plants produces a waste product called coal ash a material that contains small amounts of potentially harmful chemicals Environmentalists in the United States are concerned about the damage such harmful chemicals may be doing to the

Topic category: Integrated TOEFL Writing