Salad is based on the English translation of salad. Salad oil (salad oil) is commonly known as cold oil, is the gross oil after refining and processing of refined food oil, can be used for raw food, because it is particularly suitable for Western food "salad" cold dishes and named. Salad oil is light yellow, clarified, transparent, odorless, good taste, used for cooking without foaming, less smoke. In 0 degrees under the condition of refrigeration for 5.5 hours can still maintain the clarification, transparent (except peanut salad oil), in addition to cooking frying oil is mainly used for cold meals, cold oil, but also as a margarine, shortening, mayonnaise and a variety of flavoring oil raw material oil