Raw Pyrolysis Gasoline (RPG) is an aromatics-rich naphtha-range stream produced in sizeable quantities by an ethylene plant when it cracks naphtha, butane or gasoil. Raw Pygas resembles reformate. It can serve as a high-octane blendstock for motor gasoline or as a feedstock for an aromatics extraction unit.Hydrogenated Pyrolysis Gasoline (HPG) obtained from RPG post Benzene extraction and is used as chemical feedstock for Aromatics � Toluene, mix-Xylene and low & heavy grade Fuel Oil. It is also used as gasoline blending component.