DERA ISMAIL KHAN: The officials of the Bomb Disposal Unit (BDU) seized explosives and uniforms in Samiabad village in the limits of Gomal University Police Station on Tuesday, official sources said. They said that acting on a tip-off, the BDU team headed by Inspector Inayatullah reached the Samiabad village and recovered the three hand-grenades, prima cord, cane and uniforms of the law-enforcement agencies from an under-construction building.