sentences:  Rasco produces fuel oil, gas oil, Liquefied petroleum gas, naphtha and kerosene.The refinery also produces petrochemicals, utilizing naphtha as a feed stock to an ethylene plant with a capacity of 1.2 million tpy (tons per year).Its main products are ethylene (330,000 tpy), propylene (170,000 tpy), Mix C4 (130,000 tpy) and P Gasoline (335,000 tpy).