Philadelphia Gas Works unveils its new natural gas fueled ve aspwv2014-06-19T00:00:00-04:00June 19th, 2014|Twitter| Philadelphia Gas Works unveils its new natural gas fueled vehicles http://t.co/XvRSj1Wf98 via @PHLBizJournal #CNG Share This Story, Choose Your Platform! FacebookTwitterRedditLinkedInWhatsAppTumblrPinterestVkEmail