Robuta

https://everything2.com/user/neuroxmurf/writeups/ammonium+perchlorate+composite+propellant ammonium perchlorate composite propellant (thing) Ammonium Perchlorate Composite Propellant, or APCP, is the fuel of choice for mid-power and high-power rocketry. It consists of an oxidizer, ammonium... ammonium perchloratecomposite propellantthing