Piping is removed from a drill used in the "fracking" process to recover natural gas from the massive Marcellus Shale in Washington, Pa. The technology is changing Pennsylvania's economy. (Andrew S. Geraci/The Washington Times)

Piping is removed from a drill used in the "fracking" process to recover natural gas from the massive Marcellus Shale in Washington, Pa. The technology is changing Pennsylvania's economy. (Andrew S. Geraci/The Washington Times)