Newshour - Why are Cows' Gallstones So Valuable? - ÃÛÑ¿´«Ã½ Sounds

Newshour - Why are Cows' Gallstones So Valuable? - ÃÛÑ¿´«Ã½ Sounds

Newshour

Why are Cows' Gallstones So Valuable?

Used in Chinese medicine, gallstones from cows are worth up to Aus $23,000 a kilo.

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