Pages • 2
Catapults: History Essay Preview: Catapults: History Report this essay CATAPULTS: HISTORY Catapults 1 The US Navy is now moving to use Electro-Magnetic Catapult System (EMCS) on their aircraft carriers. The EMCS is replacing the Steam Compulsion System (SCS) that aircraft carriers have used for over 9 decades. These catapult siege engines are a dying breed,.