MarcellusGas-191934376571965441 aspwv1999-11-30T00:00:00-05:00November 30th, 1999|Twitter| via @phillydotcom: Pa. regulators set forum on vehicles using electricity and #NatGas http://t.co/6nyRrG4R #CNG #Marcellus Share This Story, Choose Your Platform! FacebookTwitterRedditLinkedInWhatsAppTumblrPinterestVkEmail