Most of us buy used guitars and between Fender poorly marking pickups, other companies making 'replicas', a few faked clones sold as real, owners building their own pickups from kits, and general pickup-swapping tone-chasing adventures we expect the pickups have been messed with and the usual details get revealed by looking at the backs of the pickups and the wiring.
As of January 2015, Exxon Mobil is the largest producer of natural gas in the United States at 3,415 million cubic feet per day, according to the Natural Gas Supply Association. Next is Chesapeake Energy at 2,979 million cubic feet per day, followed by Anadarko and Southwestern Energy Co.
EQT Production is one of the largest natural gas producers in the Appalachian Basin with 13.508 trillion cubic feet equivalent of proved natural gas, natural gas liquids, and petroleum reserves across approximately 3.6 million gross acres, including approximately 790,000 gross acres in the Marcellus Shale, as of December 31, 2016.