For protecting structures from lightning, lightning-rods were developed by Benjamin Franklin around 200 years ago. A lightning rod is also known as air terminal is a simple metallic rod which is attached to the roof of the building. The main purpose of the lightning rod is to attract the enormous lightning current during a thunderstorm and provide a low resistance path to the ground. This is an outdated lightning protection technology. Since, then a greal deal of advances have been made in the LEC Lightning rods technology. To achieve full lightning protection consult the expert and trained team of Lightning Eliminators now: http://www.lightningprotection.com/