CrazyEngineers
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1NAVEEN MANIVANNAN

1NAVEEN MANIVANNAN

1NAVEEN MANIVANNAN is an esteemed member of CrazyEngineers since Feb 29, 2016

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Feb 29, 2016
pls tell me does live wire carrired positive or negative charge??and pls tell me about live,neutral,earthing
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    1NAVEEN MANIVANNAN joined CrazyEngineers on Feb 29, 2016

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