Featured Gas OilDeregulation: DPR warns petroleum marketers against sharp practicesAbisola THOMPSONNovember 19, 2020November 19, 2020 by Abisola THOMPSONNovember 19, 2020November 19, 20200520 The Department of Petroleum Resources (DPR) on Wednesday warned petroleum marketers not to under-dispense products and engage in other sharp practices in the downstream. Mr