HUNTSVILLE, Ala.--Nammo will qualify later this year a shoulder-fired munition called the M72-FFE that can be shot without a "back blast," allowing it to be deployed from inside buildings.Nammo Director of Growth Works Rob Willhelm told Defense Daily here Thursday when a traditional M72 round is fired, the rocket motor burns as much as a pound of propellant in 12 milliseconds. That produces a lot of gas and pressure, Willhelm said, and that pressure has to be released somewhere, usually…
