In the current study different samples were collected from computer accessories used in the Hazara University and different diagnostic laboratories of Mansehra city. 150 samples were examined for their total bacterial count and the maximum growths were observed from the samples collected. Similarly the samples were analyzed further for the identification of different micro-organisms such as E.coli, Klebsiella, S.aureus, S.epidermidis and these organisms were found to be present. The percentage of micro-organisms were 46.66% of E.coli, 20% of Klebsiella, 16.66 of S.aureus and, 16.66% of ...