This United States Army manual, Training Circular TC 3-23.30 Grenades and Pyrotechnic Signals August 2021, provides leaders with guidance to train subordinates on the methods of functions, description, and handling procedures of each type of hand grenade and pyrotechnic signals and simulators. Leaders should use TC 3-23.30 as a reference guide to train initial entry Soldiers and for unit sustainment training. Additional subjects include hand grenade and pyrotechnic signal capabilities, mechanical training, and the fundamentals and principles of employing hand grenades and pyrotechnics signals and simulators.

The principal audience for TC 3-23.30 is all members of the profession of arms. Commanders and staffs of Army headquarters serving as joint task force or multinational headquarters should also refer to applicable joint or multinational doctrine concerning the range of military operations and joint or multinational forces. Trainers and educators throughout the Army will also use this publication.