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Each section ends with a – usually 3–4 questions per section, totaling 15–20 questions overall.

The functions of the mask, snorkel, fins, and the scuba assembly (tank, regulator, and BCD). Section 2: The Underwater Environment padi open water diver manual pdf free download 18 work

While you may find "free" PDF versions of the PADI Open Water Diver Manual Each section ends with a – usually 3–4