Safety Trained Supervisor in Construction (STSC) Practice Exam

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What must be in place when transporting, moving, or storing compressed gas cylinders?

  1. Safety glasses

  2. Fire extinguishers

  3. Valve protection caps

  4. Warning signs

The correct answer is: Valve protection caps

When transporting, moving, or storing compressed gas cylinders, having valve protection caps in place is essential for safety. Valve protection caps serve as a safeguard for the cylinder's valve, preventing damage that could lead to leaks or accidental gas release. This is particularly important because the valves are the points where gases exit the cylinder, and any malfunction or damage can pose significant risks, including explosions or injuries due to high-pressure gas escaping unexpectedly. In addition to protecting the valve, these caps also provide a measure of protection against physical impacts, ensuring that the cylinders can be transported and stored securely without the risk of damage to the critical valve area. Proper handling protocols, such as this one, are crucial in maintaining safety standards when dealing with potentially hazardous materials like compressed gases.