The document discusses emergency codes used in hospitals. It provides examples of different types of codes, including: - Code Blue for cardiac arrest - Code Red for external disasters like floods or fires - Code Brown for internal disasters that impair hospital operations - Code Pink for infant/child related emergencies - Code Grey to request security personnel The document explains that emergency codes are being changed to use plain language to clearly convey the type of emergency, code, and location. This allows all responders to quickly understand the situation and coordinate an effective response.