User talk:190.119.250.33

Recent edit to Waxy flexibility
Hello, and welcome to Wikipedia. I noticed that you made a change to an article, Waxy flexibility, but you didn't provide a reliable source. It's been removed for now, but if you'd like to include a citation and re-add it, please do so! If you need guidance on referencing, please see the referencing for beginners tutorial, or if you think I made a mistake, you can leave me a message on my talk page. Thank you! ◢    Ganbaruby!    (talk to me) 23:38, 5 February 2020 (UTC)