User talk:Mahfuzrhaman

October 2023
Hello, I'm Materialscientist. I wanted to let you know that I reverted one of your recent contributions—specifically this edit to Health effects of tobacco—because it 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 or the Help desk. Thanks. Materialscientist (talk) 10:48, 10 October 2023 (UTC)

Notification: Blocked
 You have been blocked indefinitely from editing for spamming. If you think there are good reasons why you should be unblocked, you may request an unblock by first reading the guide to appealing blocks, then adding  below this notice. Materialscientist (talk) 10:48, 10 October 2023 (UTC)