An object resembling an improvised hand grenade and containing explosive material was found on the premises of the Air Force School at Lohegaon in Pune in Maharashtra on May 14 morning, said Police, reports The Indian Express. While the device was defused by the Bomb Detection and Disposal Squad (BDDS), both police and the Indian Air Force (IAF) authorities have launched a probe in the case. “The BDDS dog indicated the presence of an explosive material on the soil around the object. Explosive vapor detector was used, which confirmed the presence of explosive substance inside the object. After primary conclusion that the object was some type of an improvised hand grenade, the decision to defuse it was taken,” said a senior police officer. “We have sent the samples of the soil, explosive mixed soil and pieces of the outer body of the object for further analysis. Prima facie, the explosive substance resembles what’s used in firecrackers…,” added the officer. Deputy Commissioner of Police (Special Branch) Mitesh Ghatte said, “Though the object looked like a grenade, the composition and inner structure was not that of one…”