Argemone mexicana: The plant that caused 'six deaths', only two drops of this seed oil in 200 liters of cooking oil are fatal?

Six members of a family have died of epidemic dropsy in Sikka village of Jharkhand's Palamu district. Palamu District Civil Surgeon Dr. Anil Kumar Srivastava stated the cause of death as "These six deaths were not due to any mysterious dise