Red Seal Gasfitter — Class A Practice Exam

Why is an electrical bond important in gas installations?

1. It enhances the aesthetic appeal of the installation

2. It reduces the installation time

3. It prevents static electricity build-up which can ignite gas

4. It improves the efficiency of gas appliances

The correct answer is: It prevents static electricity build-up which can ignite gas

An electrical bond is crucial in gas installations primarily because it prevents the build-up of static electricity, which can pose a significant safety risk by igniting gas. In environments where gas is present, even a small spark caused by static discharge can lead to an explosion or fire. The bonding process ensures that any static charges are safely dissipated, minimizing the risk of ignition. The other options, while relevant to various aspects of gas installations, do not directly address the safety concerns associated with static electricity. Enhancing aesthetic appeal, reducing installation time, and improving the efficiency of appliances are important considerations, but none of these factors relates to the critical safety function that an electrical bond serves in preventing static electricity-related hazards.