Critical communications refer to the exchange of vital information that is essential for decision-making and operational effectiveness, especially in emergencies. This type of communication is crucial in sectors like public safety, healthcare, and emergency management, where timely and accurate information can save lives and resources. These communications often involve the use of specialized tools and technologies, such as radio systems, mobile applications, and data networks, to ensure that messages are delivered quickly and reliably. Effective critical communications help coordinate responses, manage crises, and maintain situational awareness among all stakeholders involved.