Users practicing this topic

Post date	Users	Rates	Content
2019-03-19	moath322	80	Check this topic
2020-01-09	lynn19971020	80	Check this topic
2020-01-08	3dra	80	Check this topic
2019-09-12	numan947	80	Check this topic
2019-10-10	mahan vahab kashi	80	Check this topic
2020-01-04	naziii	78	Check this topic
2019-03-20	toefl 2019	76	Check this topic
2019-04-03	110110110	76	Check this topic
2020-01-19	nusybah	3	Check this topic
2019-06-27	parinaz.rnj	80	Check this topic
2019-09-30	farshad_hom	80	Check this topic
2019-06-27	parinaz.rnj	80	Check this topic
2019-11-24	aliola_214	80	Check this topic
2020-01-28	Shiimaaa	90	Check this topic
2019-11-15	shrjhn1234	80	Check this topic

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 th

Topic category: Integrated TOEFL Writing