What is an effective precaution to take before working on live electrical circuits?

Wearing insulated boots is an effective precaution when working on live electrical circuits because they provide a critical layer of protection between the electrical current and the worker. Insulated boots are specifically designed to prevent electrical shock by ensuring that no conductive material comes into contact with the skin. This is especially important in environments where there is a risk of accidental contact with energized components or when working in damp conditions, which can increase the likelihood of a shock.

In addition to wearing insulated boots, it's also crucial to consider other safety measures. A clutter-free work area helps prevent accidents and distractions, while double-checking circuit ratings ensures that the equipment being worked on is suitable for the intended electrical load. Informing others in the area is vital for overall safety because it minimizes the risk of accidental contact with live circuits. However, the primary focus remains on ensuring personal protection against electrical hazards, which is why the choice of wearing insulated boots stands out as a foundational safety practice.