摘要
To health experts, it’s a deadly carcinogen. Yet binglang,or betel nut,is a multi-billion dollar industry, as well as a beloved cultural heritage in Hunan and Hainan provinces, where locals fiercely protest criticism of the addictive snack
There is a muscle, three centimeters wide, that protrudes from Mr. Gu's left jaw as he speaks. When he swallows or pauses to think, it retreats into the side of his cheek, but returns almost immediately as he picks up his tale.
