User talk:Jihvon1

February 2014
Hello, I'm Ronz. I wanted to let you know that I undid one or more of your recent contributions to Cellulosic ethanol because it did not appear constructive. If you would like to experiment, please use the sandbox. If you think I made a mistake, or if you have any questions, you can leave me a message on my talk page. Thanks! --Ronz (talk) 23:47, 5 February 2014 (UTC)