This document discusses different types of crises including financial, technological, malevolence, natural, deception, and workplace violence. It provides examples for each type such as the Kingfisher Airlines financial crisis, the Exxon Valdez oil spill technological crisis, and the Tylenol murders malevolence crisis. The document also discusses crisis management and provides an example of Union Carbide's unsuccessful management of the Bhopal gas tragedy and Pepsi's successful handling of a 1993 tampering crisis through effective communication.