User talk:122.8.141.30

Please refrain from attempting to make unconstructive edits to Wikipedia. Your edits appear to constitute vandalism and have been [ disallowed by an edit filter.] If you would like to experiment, please use the sandbox. Repeated vandalism may result in the loss of editing privileges. Thank you. Materialscientist (talk) 20:25, 27 December 2019 (UTC)