How did Robert fulton built his own lead pencils and rockets?

Robert Fulton, known primarily for his work in steamboat design, also had interests in various inventions, including lead pencils and rockets. For lead pencils, he developed a method to create a more durable core using a mix of graphite and clay, enhancing the quality and usability of the pencils. In terms of rockets, Fulton experimented with propulsion systems and designs, focusing on improving their efficiency and reliability. His innovative approaches in both fields showcased his inventive spirit beyond his well-known contributions to marine technology.