Sunflower oil you find on a store shelf is purified from crude sunflower oil, but that comes from crushing and extracting oil from the roasted, shelled seeds of the sunflower plant in an expeller. read more
Crude oil and vegetable oil are both natural oils, but share very different properties and uses. As a general rule, crude oil refers to oil extracted from the earth, whereas vegetable oil is classed as a food ingredient, used for cooking. read more