The students were exposed to the toxic fumes for two hours while some invigilators were exposed for up to six hours. In Trans-Nzoia, an expectant teacher is admitted to Galilee hospital after developing complications following the exposure. DIZZY AND NAUSEATEDAdvertisementDuring the practical text, candidates were supposed to heat the chemical and observe the flame produced, without protective wear. DOCTOR'S REPORTThe students were exposed to the toxic fumes for two hours while some invigilators were exposed for up to six hours. Knec, which directed teachers to buy the hazardous chemical, is yet to respond to Nation queries on the matter.

Source: Daily Nation November 11, 2019 09:16 UTC