With over 100 victims, who is poisoning Iran's schoolgirls?

Contributing sentiments towards policy:

54% : Iranian schoolgirls attend President Hassan Rouhani's presentation of the 2018-2019 budget to the parliament on Dec. 10, 2017, in Tehran. - ATTA KENARE/AFP via Getty ImagesIranian President Ebrahim Raisi ordered authorities on Wednesday to investigate the poisoning of schoolgirls in the country.
50% : Local reports have suggested that the wave of poisonings has been going on for months in different schools across Iran, with female students taken to the hospital after reports of smelling gas.
50% : The Fars News Agency reported new cases in Tehran on Wednesday.
43% : The poisoning began in late November in Qom, near the capital Tehran.
38% : Iran's currency fell to an all-time low and prices for necessities are skyrocketing, Al-Monitor's correspondent in Tehran reported in February.
33% : Why it matters: The poison attacks are further fueling the debate over the treatment of women and girls in Iran.

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