Talk:The neutral conductor/Archive 1

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Revision as of 08:12, 6 January 2011 by 64.208.239.35 (talk) (Created page with 'hello,i would like to know which one better for install electric installation at homes or big factories copper or aluminum?thanks.')
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hello,i would like to know which one better for install electric installation at homes or big factories copper or aluminum?thanks.