October 2017

change

  Welcome to Wikipedia. Everyone is welcome to make helpful changes to Wikipedia. However, some of your changes, like those to "Potassium", did not seem to be helpful and have been reverted or removed. If you want to try out changing Wikipedia to learn more about how it works, please use the sandbox. Thank you. Peterdownunder (talk) 03:59, 16 October 2017 (UTC)Reply

November 2017

change

  Please do not make unhelpful changes to Wikipedia, like you did to Tritiated water. The changes you made seem to be vandalism and have been reverted or removed. If you want to try changing Wikipedia to learn more about how it works, please use the sandbox. Thank you. Peterdownunder (talk) 20:39, 4 November 2017 (UTC)Reply