Who was given the title "Full Metal" in the anime series "Full Metal Alchemist"?

Edward Elric was given the title "Full Metal" in the anime series Full Metal Alchemist because of his unique automail prosthetic arm that is made of metal. The name "Full Metal" is a reference to the fact that his arm is fully made of metal, distinguishing him from other characters in the series who may have similar prosthetics. Additionally, Edward is known for his determination, unwavering resolve, and fiery personality, which further solidifies the association of the title "Full Metal" with his character.