Bhubaneswar: The alumina refinery of Central sector National Aluminium Company (Nalco) in Odisha’s Damanjodi  received the Kalinga Safety Award (Silver) for the year 2016 at the Odisha State Safety Conclave-2017, held  here on Friday. Nalco general manager(refinery) R.S.Das received the award on behalf of the company from governor S.C Jamee. The refinery was awarded for its exemplary efforts in maintaining best safety practices in the plant.