How electrical insulators keep us safe (non-statutory)

People who work in some jobs risk exposure to high voltage electricity. People who work with electricity have a variety of safety wear or PPE, that they put on to work in certain places. Insulators are used in many places in our daily lives to protect us from the dangers of electricity. Scientists and engineers in industry test, design and make new and improved materials and products. Lightning rods can be used to protect buildings from lightning strikes.