Friday, December 3, 2010

Coca leaves first chewed 8,000 years ago, says research

Peruvian foraging societies were already chewing coca leaves 8,000 years ago, archaeological evidence has shown.

Ruins beneath house floors in the northwestern Peru showed evidence of chewed coca and calcium-rich rocks.

Such rocks would have been burned to create lime, chewed with coca to release more of its active chemicals.

Read the rest of this article...

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