User talk:74.124.169.100
December 2011
[edit]
Welcome to Wikipedia. Although everyone is welcome to contribute constructively to the encyclopedia, adding or significantly changing content without citing a reliable source, as you did with this edit to Lactic acid, is not consistent with our policy of verifiability. Take a look at the welcome page to learn more about contributing to this encyclopedia. If you are familiar with Wikipedia:Citing sources, please take this opportunity to add references to the article. ZamorakO o (talk) 16:06, 2 December 2011 (UTC)
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