What indicates that a scuba cylinder may need inspection?

A scuba cylinder is a critical piece of equipment, and ensuring its safety and integrity is paramount for any diver. Each of the provided indications highlights potential issues that could compromise the safety of the cylinder.

Unusual weight in the water can suggest that there may be an issue with the air pressure inside the tank or that there is water infiltration. In scuba diving, proper buoyancy and the expected weight of a fully filled cylinder are crucial for safety during dives. Discrepancies in expected weight could indicate structural integrity issues.

Unexplained sounds when the cylinder is moved can also be a cause for concern. Sounds may indicate loose components or internal damage, suggesting that the tank should be inspected to avoid potential failures while diving.

Visible corrosion is perhaps one of the most obvious signs of deterioration in a scuba cylinder. Corrosion can weaken the tank’s structure and increase the risk of catastrophic failure. Any signs of rust or corrosion are strong indicators that the cylinder should be assessed by a professional.

Each of these factors is significant on its own, but when combined, they form a comprehensive picture indicating that a scuba cylinder may need inspection. Therefore, identifying any of these signs warrants a thorough check by a qualified professional to ensure the cylinder's safety for future use.