Technical inspections in the fields of quality control and quantity measurement of crude oil, petroleum liquids and agricultural commodities; technical and safety inspections of gasoline stations and trucks; inventorying the contents of oil storage tanks; calibrating capacity of oil storage facilities, tanks and trucks; laboratory chemical analyses for testing of petroleum products

technical inspections in the fields of quality control and quantity measurement of crude oil, petroleum liquids and agricultural commodities; technical and safety inspections of gasoline stations and trucks; inventorying the contents of oil storage tanks; calibrating capacity of oil storage facilities, tanks and trucks; laboratory chemical analyses for testing of petroleum products