Ra’s Lanuf is a topping and reforming oil refinery. It became operational in 1984 and produces an estimated 220,000 bbl/d (35,000 m3/d). It is a simple hydroskimming refinery, but its products meet market specifications due to high quality crude oil. Rasco produces fuel oil, gas oil, LPG, naphtha and kerosene. The refinery also produces petrochemicals, utilizing naphtha as a feed stock to an ethylene plant with a capacilty 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).