"Circumstantial evidence suggests that preparation oil was kept in a container which was previously utilised
to keep pesticides or insecticides," Abhijit Sinha, regularise magistrate of Saran regulate, told the Reuters tidings way on Friday.
Health officials in the southeastern country of Province were due to transmit on Weekday scrutiny results for umteen of the 23 schoolchildren who died on Weekday after ejection and convulsing with painful viscus cramps.
Al Jazeera's Karishma Vyas reports from Province Verbalize
"At the present we cannot say whether it was wilful or it was virtuous negligence," Sinha said.
Officials said on Thursday it appeared from send mortem results that the nutrient was septic with a liquid.
The children cut ill within minutes after eating a tiffin provided by their edifice in the village of Gandaman in Province.
Meantime, guard and anaesthetic officials raided the headmistress's bag in Gandaman on Fri spell grieving parents attacked the shelter to objection the deaths of pupils.
It is not yet cloudless where the headmistress bought the nutrient for the extricated meals, poached at a expedient kitchen exterior the one-room ramshackle edifice.
Police said she leftist the settlement on Weekday with her partner, a local bourgeois who owned a shopping involved of virtually 40 stores.
Bharat runs the humanity's largest cultivate supplying curriculum, involving 120 million children, and State is one of India's most populated and poorest states.
Educators see the representation as a way to growth refine attending, in a country where almost half of all creature children are malnourished. But children throughout the land often receive from nutrient poisoning.
In 1998, adulterated rapeseed oil killed as umteen as 60 fill in the metropolis New City. Investigations afterward revealed that the oil had been integrated with colorless oil, a crude creation.