IRNA � Education Minister Mohsen Haj-Mirzaei in a tweet late on Thursday congratulated the Iranian people and scientific elites on winning four valuable medals (one gold, two silvers and one bronze) by the country's scientific team in the 52nd World Chemistry Olympiad.

"On the eve of Eid al-Adha, congratulations to the scientific elite, the general public of Iran, their families and teachers on winning four valuable medals (one gold, two silver and one bronze) by the Iranian four-member scientific team in the 52nd World Chemistry Olympiad. I wish success and pride in all areas," he tweeted.