PADI Divemaster Certification Practice Exam

Why should a cylinder receive an annual visual inspection?

1. To check for leaks

2. To ensure it's clean and dry

3. To check for damage

4. To verify the pressure levels

The correct answer is: To check for damage

Annual visual inspections of cylinders are essential primarily to check for damage. Over time, cylinders may experience wear and tear, which could lead to structural integrity issues. Damage could manifest in the form of dents, scratches, corrosion, or other defects that could compromise the cylinder's safety and performance. Regularly checking for such damage helps prevent potential failures during use, ensuring that the cylinder remains safe for diving activities. While checking for leaks, cleanliness, and verifying pressure levels are important aspects of cylinder maintenance, they do not encompass the full purpose of the annual visual inspection. The primary focus is on identifying any physical damage that could jeopardize the safety of the user, making it imperative for maintaining the overall reliability of the diving equipment.