Hyderabad, Nov 13: Nine persons killed and few others injured in a huge fire in a multi-storied building here on Monday. The fire, which apparently broke out in the chemical drums stored in the ground floor, spread to the upper floors, trapping the inmates. The incident occurred in the Bazar Ghat area in Nampally in the heart of the city. Four fire tenders rushed to the spot and doused the fire. Personnel from fire services and Disaster Response Force rescued 21 people and shifted them to hospitals. Seven persons residing on the second floor and two residing on the third died of asphyxiation as a thick smoke engulfed the entire building. Sources said the chemical used in making the fibre body of coolers was stored in the stilt floor in stilt+4 floor building. (IANS)