Gas OilDPR seals 18 filling stations in Zamfara for various offencesBy Abisola THOMPSONAugust 2, 2019 by By Abisola THOMPSONAugust 2, 20190380 The Department of Petroleum Resources (DPR), has sealed 18 filling stations in Zamfara for offences ranging from violation of safety rules, under-dispensing of petroleum products