https://www.delmarvapublicmedia.org/tags/pbfa-energy PBFA Energy en-US Copyright Wed, 12 Jun 2013 14:02:07 GMT https://www.delmarvapublicmedia.org/local-news/2013-06-12/delaware-city-refinery-using-backup-pollution-control DELAWARE CITY, Del. (AP) - Officials say a Delaware City Refinery unit is using backup pollution control after a malfunction that sent a dark plume of… Wed, 12 Jun 2013 14:02:07 GMT https://www.delmarvapublicmedia.org/local-news/2013-06-12/delaware-city-refinery-using-backup-pollution-control Don Rush