Which type of emergencies should divers be prepared to manage?

Divers should be prepared to manage a variety of emergencies that can occur while diving, encompassing air supply failure, equipment malfunctions, and adverse environmental changes.

Air supply failure can occur if there is a problem with the gas supply system, such as a leak or a malfunctioning regulator. Being trained to handle this situation can be critical, as divers need to know how to access an alternative air supply or ascend safely if necessary.

Equipment malfunctions can also pose significant dangers. Understanding how to troubleshoot and deal with issues such as buoyancy control device failures, communication system breakdowns, or other equipment problems is essential for ensuring safety underwater.

Additionally, divers must be aware of and prepared for adverse environmental changes. This can include sudden changes in water temperature, currents, or visibility, all of which can impact a diver's safety and require immediate assessment and action.

Being equipped to handle a comprehensive range of potential emergencies ensures that divers are not only prepared for the worst-case scenario but also can manage everyday challenges that may arise during a dive. This all-encompassing readiness is vital for maintaining safety and effectiveness in diving activities.