User talk:Wael ch

What is 'Nano technology'?

Thanks, but...
Welcome, and thank you for experimenting with Wikipedia. Your test worked, and it has been reverted or removed. Please take a look at the welcome page to learn more about contributing to our encyclopedia. If you would like to experiment, please use the sandbox. You may also like to look at WP:Images before adding pictures to articles. WLU 12:51, 14 March 2007 (UTC)