Section 05 Mineral products 27 Mineral fuels, mineral oils and products of their distillation; bituminous substances; mineral waxes 27 10 Petroleum oils, etc, (excl. crude); preparations thereof, nes 27 10 20 Petroleum oils and oils obtained from bituminous minerals (other than crude) and prep Commodity Code Description 27 10 20 00 Petroleum oils and oils obtained from bituminous minerals (other than crude) and prep