User talk:86.202.75.171

December 2021
Hello, I'm Richard Michael William. I wanted to let you know that one or more of your recent contributions&#32;to Heat transfer coefficient have been undone because they did not appear constructive. If you would like to experiment, please use the sandbox. If you have any questions, you can ask for assistance at the Teahouse. Thanks. Richard Michael William (talk) 09:02, 3 December 2021 (UTC)