Programmable electromechanical timers controlled launch sequence events in early rockets and ballistic missiles. Each came armed with bombs, rockets, and machine guns. Other variants were capable of carrying mission specific weapons such as rockets and bombs. Players use stationary turrets armed with rockets and grenades as power-ups. Hamas imprisoned some of those firing rockets. All of these rockets used liquid propellant. Solid propellant rockets are much easier to store and handle than liquid propellant rockets. These methods resemble those proposed for nuclear thermal rockets. The final two rockets exploded on 27 March 1945. Zinc powder is sometimes used as a propellant in model rockets. "Werfer-Granate" 21 infantry barrage rockets. High velocity aircraft rockets (HVARs), as well as the new K-14 computing gunsight. It was also capable of using the considerable stocks of captured Soviet rockets. It contained results of tests and flights and suggestions for military uses of his rockets. This proposed package is notable for not involving the M-26 unguided MLRS rockets.