Hanoi’s secondary school students grabbed gold medals for their two inventions at the 2019 World Invention Creativity Olympic (WICO), the Hanoi Department of Education and Training said on July 29.The WICO contest of this year was held in Seoul, South Korea between July 25 and 27. Twenty two countries attended the contest with 345 inventions in all fields of science.
Vietnamese delegation attended WICO in South Korea. Photo: VNA
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The two inventions included "Preparations to treat oil pollution made from biofilm yeast on rice husk biochar" and "Applications of nano silver in improving the efficiency of solar water distillation equipment."
Both Vietnamese students’ inventions were highly valued for their novelty, creativity and practicality. Therefore, besides the gold medals, they were awarded special prizes for the best innovations in the biochemical and physics categories by Thailand’s Chulalongkorn University and the Indonesian Young Scientist Association, respectively.
WICO is an annual competition organized by the South Korea University Invention Association and sponsored by the parliament of South Korea. Secondary and high school students (grades 6-12) worldwide are offered the chance to present their innovations.
