User talk:212.183.204.36

November 2016
Hello, I'm Lourdes. I wanted to let you know that one or more of your recent contributions to Justin Hall have been undone because they did not appear constructive. If you would like to experiment, please use the sandbox. If you think a mistake was made, or if you have any questions, you can leave me a message on my talk page. Thanks. Lourdes 13:28, 15 November 2016 (UTC)
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May 2018
Hello, I'm Materialscientist. I wanted to let you know that one or more of your recent contributions to Reinforced concrete have been undone because they did not appear constructive. If you would like to experiment, please use the sandbox. If you have any questions, you can ask for assistance at the Help Desk. Materialscientist (talk) 11:17, 3 May 2018 (UTC)
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