Motor oil, soda pop, gum, candy, boogers . . . today in the book drop one of my co-workers found the worst yet. Someone had used a nasty, icky, filthy, well-used Q-tip as a bookmark. And left it in the book.
We are charging them for a replacement book because we sure as hell are not cleaning that one up. What's wrong with people? It was an adult who did it, not a kid, either. Grow up, people.