Gatling gun refers to a gun with multiple firing pins and breeches connected to multiple rotating barrels. Each barrel fires a single shot as it reaches a certain point in the cycle after which it ejects the spent cartridge, loads a new round, and in the process, cools down somewhat. This configuration allows higher rates of fire without overheating the barrel, though accuracy suffers. The world’s fastest Gatling-style weapon can reach 10,000 RPM…