December 2019 change

  Welcome to Wikipedia. Your recent change to the page Subatomic particle appears to have added wrong information and has been removed. If you think the information that you added was correct, please provide a source for the change or discuss it on the article's talk page. Please use the sandbox for any tests that you wish to make. Thank you. Computer Fizz (talk) 18:14, 19 December 2019 (UTC)Reply