All those killed in the glacial disaster in Uttarakhand suffered bodily injuries, and sludge and water entered their lungs, Chamoli Chief Medical Officer G S Rana said on Tuesday. On February 7, a flash flood triggered by a glacier burst in Chamoli killed a large number of people, besides demolishing a 13.2-mw hydel project in the Rishiganga, and caused extensive damage to the 520-mw Dhauliganga hydel project of the National Thermal Power Corporation (NTPC).