Processes, procedures and human performance aspects of all nuclear power plants are being reviewed following the radioactive contamination of drinking water at Kaiga Atomic Power Station, Minister of State, PMO, Prithviraj Chavan, said on Thursday. In a statement, Chavan assured the Lok Sabha and Rajya Sabha that investigations were on to identify the culprit and interim reports suggested that the contamination of drinking water with heavy water was an insider job. Chavan added this was not a