User talk:59.90.140.82

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Please refrain from making test edits in Wikipedia pages, such as those you made to Optical fiber , even if you intend to fix them later. Your edits did not appear to be constructive and have been reverted. If you would like to experiment again, please use the sandbox. Thank you. Materialscientist (talk) 09:44, 21 May 2011 (UTC)