Delhi Police today ruled out the death of Sunanda Pushkar's by radioactive substance. Sunanda Pushkar, the wife of former union Minister was found dead in mysterious condition at a five star hotel in Delhi last year. Talking to reporters, Delhi Police Commissioner B S Bassi said, they have received the viscera reports of Sunanda Pushkar's, which was sent abroad for test. He said, the radiation level of samples were well within the standard safety norms. Mr Bassi said, the report will be sent to concerned medical board and they will correlate with post mortem report. He said, Special Investigation team will further proceed in case after medical board will gives its opinion regarding the report.