*Foster goes back to designing a pulsejet that runs on coal*

*Hires a few college-interns to do 90% of the work in an abandoned lead/copper-mine*

*Straps a tac-nuke to it*

[url=http://www.nurflugel.com/Nurflugel/Northrop/jb-10/jb-10_1.jpg]Bing. Done.[/url]