Abstract: | In China, tea has always been the everyday drink for most people, and it heavily features in Chinese literature, culture, and cuisine. In Western countries, though, coffee is equally popular, and in the last few years has started to become a common drink in China too. Prepared from the roasted seeds, commonly called coffee beans, of the coffee plant, coffee was first consumed in the 9th century, when it was discovered in the highlands of Ethiopia. From there, it spread to Egypt and Yemen,and by the 15th century had reached Azerbaijan,Persia,Turkey, |