600 years before Christ era Tana Li (Thales), the scientist who discovered an electric wok RI tea kadai up, that is when he brought a bone rubbing amber with wool. Amber bar, there will be a power vacuum lightweight materials, such as scrap paper, debris, hair powder, etc. He gave a name to this power, electricity or Electron (Electron), which comes from the Greek (Elektra) – little more than e)
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