The lightning rod
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Where did Benjamin Franklin invent the lightning rod? - Quora
How often do metal roofs get struck by lightning, and are they grounded? - Quora
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The importance of lightning rods or conductors
Lightning Protection System by Ron Kurtus - Physics Lessons
Which protection system is used in Burj Khalifa to protect against lightning storms? - Quora
Does a metal roofed building need a lightning rod if the roof is grounded? - Quora
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