User talk:2600:1007:B1D2:C10A:99C0:12D7:7544:1E1B

Please refrain from making unconstructive edits to Wikipedia, as you did at Natural science. Your edits appear to constitute vandalism and have been reverted. If you would like to experiment, please use the sandbox. Repeated vandalism may result in the loss of editing privileges. JBW (talk) 23:58, 6 February 2021 (UTC)