MUMBAI - Indian gas importer Petronet LNG has shown interest in buying up to 10 percent of a petrochemical project to be set up by ONGC Petro additions Ltd (OPaL), a senior Oil and Natural Gas Corp official said.

ONGC's board will decide on the matter, A.K. Balyan, ONGC's director for human resources said on Wednesday. (Reporting by Pratish Narayanan; )