What precaution should be taken when inspecting gas meters?

When inspecting gas meters, ensuring there is a lockable valve is a critical precaution. A lockable valve provides an essential safety feature, allowing the gas supply to be turned off securely and preventing unauthorized access. This is particularly important in situations where maintenance or repairs are required, as it helps to minimize the risk of gas leakage or potential hazards that could arise from an unmonitored gas supply.

In a gas meter inspection, the presence of a lockable valve indicates that there is a mechanism in place for safely controlling the gas flow, which is vital for the overall safety of the property and its occupants. This feature not only enhances safety but is also a requirement in many jurisdictions for residential and commercial gas systems.

While other precautions such as wearing gloves, using a wrench, or checking for leaks are indeed important in certain contexts, the emphasis on a lockable valve focuses on the importance of safety mechanisms that govern gas supply management, making it the most relevant choice for ensuring safe practices during an inspection.