From the back of the book
Big Bang is an open-ended series of reference books designed for avid players of roleplaying games, especially in the modern and near future genres. Each volume presents factual data and information on a number of weapons, including details of the weapon’s history, along with statistics allowing immediate use in a number game systems. The factual, real world data can be used to easily adapt the presented weapons to a wide range of game systems.
Big Bang - Volume 5 contains rules for lethal and non-lethal grenades from Argentina, Australia, the Russian Federation, the Soviet Republic, and the USA.