NOT JUST A BOMB-MAKER: The list of charges against Chad. The FBG3 Flash Bang Training Device which creates 175dB, 4psi of over pressure and 500K CP. Annoyingly bereft of the club scene. In the future, Cherry says that bomb technicians will employ “smart” disablement. ATF agents and the Bomb Squad Summoned To Check Northdale Home That Caught Fire.