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
It's-It Ice Cream It's-It Ice Cream It's-It Ice Cream is an ice cream manufacturer and distributor based in Burlingame, California. The company has four products with their most popular being the It's-It ice cream sandwich, which is a scoop of ice cream sandwiched between two oatmeal cookies and dipped in dark chocolate. The original vanilla It's-It has been available in additional flavors since the 1980s. The It's-It was invented by George Whitney, one of the original business owners when San Francisco's Playland at the Beach opened across the Great Highway from Ocean Beach. One version of the origins of the name is that