Tea is a popular beverage that is enjoyed all over the world. It is made by steeping the young leaves and leaf buds of the tea plant, Camellia sinensis, in freshly boiled water There are two principal varieties of tea used: the small-leaved China plant (C. sinensis variety sinensis) and the large-leaved Assam plant (C. sinensis variety assamica). The leaves may be fermented or left unfermented, and the resulting tea can be enjoyed hot or cold. Tea has a long and fascinating history that dates...