Tson
...the escort didn´t turn towards him instead keeping an eye on the surroundings...
"Multi-purpose particle-charges, once programmed they can serve a variety of tasks, emp, scanning, hacking electronical systems, cartography, mines, grenades and so on. These have the currently the function of a cryo-charge, should something come through that way, the particle grenade will trigger and it´ll be frozen solid within seconds, blocking the path for whatever comes after it."