Tea tasting is often viewed as a specialized art. People pay steeply for tea tasting workshops. Large tea companies such as Lipton employ professional tea tasters in order to maintain the consistency of their blends, which combine different teas whose characteristics vary seasonally. Connoisseurs of rare and specialty teas may taste dozens of teas in one day. Michael Harney of Harney and Sons boasts tasting an average of 80 teas a day.But there is also a different way to approach tea tasting--one that is accessible to anyone, requires no training,...