《太平广记·卷四百八十一·蛮夷二》
回家一用，不好使，因为太粗。偶然用它搅茶水，一边搅一边这种筷子就消溶了。
用之，肥不能使，偶取搅茶，随搅随消焉。
As soon as I got home, it was not easy to use, because it was too thick. Occasionally use it to stir tea, while stirring, this kind of chopsticks will dissolve.