Blinding light and loud and overwhelming! Usually these are the only indicators of lightning (thunder) know it. Residents have different names on the phenomenon are often taken from the same two characteristics of lightning (thunder) is Shirazi said "proud distinguishes", Tehran of "lightning" Afghans "Tana" and the Europeans "Thunder "their voice. The discharge of electrical charge between the cloud and ground lightning (lightning) say and electrical discharge between cloud lightning say.The reason of lightning protection installation is protecting systems and persons against lightning and also, creating a safe way for transferring the huge flow of lightning to the earth.

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