Including high and low, clear and turbid, pure and: sharp and dull, and the presence or absence of grass gas, and smoke and sour gas and other items. The aroma of green tea also varies with the place of origin and the type of tea. For example, green tea sold for export has a special kettle fragrance, Longjing has a special fragrance, Maofeng Dafang has a special chestnut fragrance, melon slices have a thick and pure fragrance, and Yulu has a special covering fragrance. In short, the aroma of green tea is high and clear, pure and sharp. The aroma is low and turbid, dull and miscellaneous, or even has the odor of grass cigarettes and acid mold, which are all inferior products. There are two ways to identify aroma, dry aroma and wet aroma.
