Liquid nitrogen evaporates, and can cause violent oxidation of organic material. Ingestion of liquid nitrogen can cause severe internal damage, due to freezing of the tissues which come in contact with it and to the volume of gaseous nitrogen evolved as the liquid is warmed by body heat. In 1997, a physics student demonstrating the Leidenfrost effect by holding liquid nitrogen in his mouth accidentally swallowed the substance, resulting in near-fatal injuries. This was apparently the first case in medical literature of liquid nitrogen ingestion. In 2012, a young woman in England had her stomach removed after ingesting a cocktail made with
MadFiber Ice Cream Cream. MadFiber Ice Cream MadFiber Ice Cream is a designer ice cream created by UW-Madison's College of Agriculture and Life Sciences that features vanilla cream, mini M&M's, and granola. The dessert was part of Madison, Wisconsin's effort to bring Google's $97 million high speed optical fiber network to Madison, WI. The ice cream gained recognition outside of Madison when the New York Times made note of it in an article "Hoping for Gift From Google? Go Jump in the Lake." Proponents of the ice cream have included Mayor Dave Cieslewicz, Madison Schools Superintendent, Dan Nerad, and Dean of UW-Madison's College