We are offering cooking oil refinery plant. What is oil refinery and refined cooking oil ? we know that the cooking oil is the primary requirement of the people and hence the production of cooking oils and fats is among the worlds oldest industries. Before one century the same oils were obtained by animal operated simple machineries. In this system there was not any purification facility of the oil. Then the expeller crushing system with filtration facility has developed which is still used at everywhere. It is called the mechanical extraction system through big oil mills or small oil mills. Still people are using such filtered cooking oils since very long time at everywhere. But as per the scientist views, (free fatty acids - ffa) and colors of filtered cooking oils are some times harmful to the human health. Moreover some taste and flavors are also undesirable. Hence to remove the ffa, colors, smell and taste from the cooking oils like cottonseed oil, soybean oil, palm fruit oil, palm nut oil, coconut oil, maize (corn) oil, mustards oil, peanut (groundnut oil, sunflower oil, sesame oil etc. Are refined in the refinery plant. Hence at present there is a big craze for refined oils only.