User talk:80.0.173.33

Hello, I'm Materialscientist. An edit that you recently made seemed to be a test and has been removed. If you want more practice editing, 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! Materialscientist (talk) 13:34, 13 January 2019 (UTC)

March 2019
Hello, I'm Shellwood. I wanted to let you know that I reverted one of your recent contributions —specifically this edit to Gastric acid— because it 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. Thanks. Shellwood (talk) 12:02, 16 March 2019 (UTC)
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