Which skill is NOT required for scuba diving certification?

The skill of operating high-pressure tanks is not typically a requirement for scuba diving certification because certification programs focus primarily on the skills and knowledge necessary for safe diving practices rather than the technical aspects of tank operation. Certification programs emphasize the importance of understanding how to use dive equipment, the principles of diving, and safety procedures.

While divers must be familiar with their equipment, including tanks, the detailed operation and maintenance of high-pressure tanks usually falls under the purview of technical diving courses or courses aimed specifically at equipment maintenance and handling. In standard certification courses, the focus is more on skills like swimming proficiency, navigation, and basic diving maneuvers that ensure divers can safely enter and exit the water, manage their buoyancy, and navigate underwater. These skills are critical for a diver's safety and enjoyment of the sport.