紫砂壶，对于大多数茶友来说，是老朋友了。尤其是紫砂壶长久使用，器身会因抚摸擦拭，变得越发光润可爱，这一特性使得很多茶友都爱不释手。
明代文人闻龙曾在《茶笺》中说：“摩掌宝爱，不啻掌珠。用之既久，外类紫玉，内如碧云。”
紫砂壶既然越用越好，而且强调内外皆用，泡多样的茶岂不是对壶的保养更有效果，但为什么都说“一壶不事二茶”呢？
不少紫砂壶玩家在用紫砂壶泡茶时都会固定使用一种茶叶，其中缘由许多人并不知道。
这种习惯的养成与紫砂壶的特性有关。
紫砂泥是由石英、赤铁矿、云母、黏土等各种矿物组成的混合结构。
Purple sand pot's pores are formed by the combination of various minerals in the purple sand mud, and the small clay particles inside form closed pores on the surface.
These pores cannot be penetrated by water, but allow steam to pass through, which is why purple sand pots can absorb tea fragrances.
However, if multiple types of tea are brewed in succession, the flavors will mix and contaminate each other within the pot.
Therefore, it is recommended to use a single type of tea with a purple sand pot for optimal flavor.
The article highlights how using a single type of tea with a purple sand pot allows for better preservation of its unique properties.