Collecting spitballs

Museum curators are hoarders by nature. But spitballs? Really? At Harvard they've got drawers full of ancient spit wads. The wads of chewed up yucca (I kid you not, you couldn't make that up)are called quids. Scientists think this was prehistoric chewing gum--or more likely for toothaches, because yucca tastes, well--yucky. The real question is, who saves this stuff?  I thought I had trouble throwing things out… ​

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