Apparently that is part of their purpose. When presented with lightning, however, they turn to conductors allowing the lightning to pass to ground. You can see their teardown in video form ...

These spring-like structures are known as lightning arresters, and they ensure smooth power delivery when a power line is struck by lightning. You may have noticed how using very long wires ...

An curved arrow pointing right. What are those odd looking things you always see attached to power lines? Turns out, they're called lightning arresters and they're crucial to preventing certain ...

Lightning arresters are designed to redirect electrical surges safely to the ground, preventing injury and structural damage. Mr Kakeeto also condemned the practice in some nursery sections where ...