When you complete this lesson, you will be able to identify and discuss basic refinery purposes and operations, as well as recall the different configurations used in modern refining. • Explain the role of a refinery • Describe the purpose of each of the following basic refining processes: – Distillation – Cracking – Reforming – Treating – Blending • Discuss the various configurations used in refining: – Topping – Hydroskimming – Medium conversion – High conversion