Annually, the average American eats over four pounds of shrimp, according to The New York Times.
Yet few of us realize that on the exoskeleton of these creatures — and some of their crustacean cousins — is a material called chitosan, which has an array of potential uses. And a University of Memphis biomedical engineering professor, Joel Bumgardner, Ph.D., believes it can help improve treatment for a widespread dental disease.