User talk:Blackholes28

Welcome
Hello Blackholes28 and welcome to Wikipedia! We appreciate encyclopedic contributions, but some of your contributions, such as the ones to Electromagnetic radiation, do not conform to our policies. For more information on this, see Wikipedia's policies on vandalism and limits on acceptable additions. If you'd like to experiment with the wiki's syntax, please do so in the sandbox (but beware that the contents of the sandbox are deleted frequently) rather than in articles.

If you still have questions, there is a new contributors' help page, or you can to ask for help on your talk page, and a volunteer should respond shortly. You may also find the following pages useful for a general introduction to Wikipedia.


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I hope you enjoy editing and being a Wikipedian! Please sign your name on talk pages using four tildes ; this will automatically produce your name and the date. Feel free to write a note on the bottom of my talk page if you want to get in touch with me. Again, welcome! 70.190.21.73 (talk) 00:52, 20 August 2018 (UTC)