This book serves as a fundamental resource for individuals wishing to engage in diving. The material contained in this book constitutes the fastest and most comprehensive course of practical exercises for safe and comfortable underwater dives.

This book provides detailed descriptions of exercises aimed at acquiring the specific skills necessary for divers to use during practical sessions. The instructional materials in this guide cover only those topics that divers will encounter in their every day dives. The book thoroughly examines preparatory measures required before diving, including air consumption calculation, assembly, and inspection of diving equipment. Detailed instructions are provided on basic diving skills such as mask clearing, regulator clearing, and buoyancy control. Methods for maintaining neutral buoyancy, exchanging diving equipment, and many other exercises for the basic training of divers underwater are also included.

The materials in this instructional guide contain information on diver actions in emergencies that may arise during dives, such as equipment failure or sudden health deterioration underwater. Essential rules for safe night diving, diving in currents, penetrating wreck dives, cave diving, as well as in cold icy water and under ice, are provided.

Among the most interesting materials in this book are techniques for underwater treasure hunting: from gold coins and precious gems to sunken ships. Advanced methods for retrieving submerged objects to the surface are also described.

The book provides detailed descriptions of various communication signals between divers underwater and offers recommendations for assisting in problems related to barotrauma and hypothermia.

One section is dedicated to a detailed explanation of the use of decompression tables, which every diver must know and apply in practice.