Clean the environment with melaleuca carpet
An instructor and students in Soc Trang took the initiative to use melaleuca shells to make gas-sucking belts leak from gas stations or motorbike repair shops, and were honored to attend an international environmental competition. in Sweden.
Melaleuca is a common tree in the southwest, where Melaleuca grows into forests in wetlands. Melaleuca is a construction material, stored in houses, cajuput leaves used to distill melaleuca oil to produce precious medicinal herbs. Melaleuca shells are often discarded.
Three students of An Lac Thon High School (Soc Trang province) are doing melaleuca experiment. ( Photo: Thien Phuoc)
Mr. Nguyen Ngoc Hai, a teacher of An Lac Thon High School, Soc Trang province, joined three students, Nguyen Tri Hai, Ly Cong Hien and Nguyen Thanh Liem, to implement the topic "Storing oil with cajuput shells". The project won the first prize in the national competition on the topic of "Improving the use and protection of water resources" organized by the Association of Natural and Environmental Protection in coordination with the General Department of Environment and the Ministry of Education and Training.
Passing over 800 entries from schools across the country, the topic of the Hai Hai student group is honored to be selected as the sole representative of Vietnam to attend the international level environmental competition in Sweden at the end of the month. 8 this.
According to Mr. Hai, after repeatedly experimenting with students, he found that, compared to cotton, coconut fiber, dried water hyacinth… melaleuca peel has the most powerful oil absorption property. Water after being treated, Mr. Hai tried to irrigate the water hyacinth, a kind of vines that are very sensitive to water contaminated with gasoline and oil. The results showed that the well-developed green cucumber tree showed that the contaminated water was filtered off by Melaleuca cortex.
Since then, Mr. Hai has been learning to use melaleuca shells to make perimeters around petroleum selling points, explosive repair shops along the river . in order to attract gasoline and oil on the water, helping the canal reduce pollution.
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