2007 Volume 38 Issue 3 Pages 193-199
It is generally believed that human beings acquired their food preference during the adaptation to their environments, and food preference is basically important for them to sustain their lives on the earth. Usually, human seek their foods by use of their five senses, and both senses of smell and taste which are also called as chemical senses, are specifically important owing to their contribution to the formation of food flavor. On the process of evolution, human beings began to utilize fire to cook various foods, and gradually obtained their acceptability to these cooked foods, and finally became the top of so-called food-chain. By heat processing, various components contained in food materials, such as raw meat or rice grain, react with other components to yield a variety of volatile compounds which are involved in the formation of aroma and flavor of cooked meat or rice.
