Vent Stacks Air Out Your Plumbing. You'll rarely even see your vent stack, but it plays a crucial role in keeping your bathroom free of sewer smells. (Photo by Summer Galyan) Plumbers explain the importance of these typically maintenance-free pipes that often go unnoticed.
Definition of Tragic Flaw. In literature, the tragic flaw is a character trait that brings about the downfall of the protagonist; ironically, in some works, this flaw is the character's greatest strength taken to an extreme. The tragic flaw may be a lack of judgment or self-knowledge, but most often it is pride or hubris. Regardless of intention, worthiness, station in life, or the character's best efforts, the tragic flaw will bring about the destruction of the character.
1 Hamartia: Many people who discuss tragedy often mention the hero's 'fatal' or 'tragic flaw.' However, Aristotle would never accuse a hero of such a personal defect. 2  Instead, he asserted that they were guilty of hamartia, or missing the mark.