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Exam Review: SDI Certification :Questions & Answers: Updated APlus Guide
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- Instelling
What should you do if you suddenly feel sick and develop a headache during a scuba dive? (Ans- Abort dive and controlled ascent. Breathe fresh air or oxygen As pressure increases (Ans- Volume decreases What is the main purpose of a snorkel? (Ans- Allows you to conserve air from your scu...
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