Deadly weapon of the particular crime is inherently more dangerous. In some jurisdictions, a distinction is made between deadly weapons and destructive devices, such as explosives, incendiary or poison gas bombs, grenades, landmines, rockets, missiles, or similar devices, including the unassembled components from which such devices can be made. A deadly weapon "per se" is usually defined as a firearm and may include knives of a certain length (usually three inches or longer, depending on jurisdiction). Statutes list weapons such as switchblade, gravity knife, ballistic knife, stiletto, sword, dagger, blackjack, brass knuckles, nunchaku (fighting sticks), shuriken (throwing stars), among others. Any object
The Ego in Freud's Theory and in the Technique of Psychoanalysis be defined by their position in relation to this radical object. This position is not fixed. As they enter into the necessity peculiar to the letter, they each become functionally different to the essential reality of the letter. For each of them the letter is the unconscious, with all its consequences, namely that at each point of the symbolic circuit, each of them becomes someone else." When Jean Hyppolite asks: "What use does the Symbolic have?" Lacan answers: "The Symbolic, the Imaginary and the Real are useful in giving its meaning to a particularly pure symbolic experience, that of analysis."