Portal:Engineering/Selected article

The following articles appear in the Featured articles section of Portal:Engineering. Please only add Featured class articles to subpages of this page.

Instructions
The layout design for these subpages is at Template:Selected article.
 * 1) Add a new article to the next available subpage.
 * 2) The "blurb" for each article should be approximately 10 lines, for appropriate formatting in the portal main page.
 * 3) The edit summary for each new subpage should link to the article from which the text was copied