User talk:2001:4452:439:BE00:68C8:DA37:C489:C822

January 2021
Hello, I'm HurricaneEdgar. I wanted to let you know that one or more of your recent contributions&#32;to Index of branches of science 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 Teahouse. Thanks. HurricaneEdgar   08:49, 25 January 2021 (UTC)
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