Recreational diving services - Requirements for gas blender training programmes (ISO 13293:2012)

This standard establishes comprehensive requirements for professional training courses focused on the preparation of gas mixtures used in recreational diving. It outlines the necessary knowledge, practical skills, and assessment criteria that instructors and students must meet to ensure safety and competence in handling breathing gas blends. The document details curriculum content covering gas analysis, blending techniques, equipment operation, and risk management procedures specific to underwater environments. By defining clear educational benchmarks, it supports the development of qualified personnel capable of delivering safe diving gas services. The scope includes theoretical instruction and hands-on training modules designed to prepare individuals for real-world scenarios in dive operations. This approach helps maintain high safety standards within the recreational diving industry by ensuring that all gas preparation activities are conducted by certified professionals who understand the associated hazards and technical protocols.