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
Beer ice cream high alcohol by volume content may not freeze entirely when using an ice cream maker. Some preparations of the dish involve cooking, which can evaporate the alcohol. An ice cream float can be prepared using beer. Root beer ice cream is a non-alcoholic dish prepared using root beer and typical ice cream ingredients. Beer ice cream Beer ice cream is a type of ice cream prepared using beer as an ingredient. Beer ice cream prepared using darker beers typically has a more distinct flavor compared to that prepared using lighter beers. The alcohol in the beer is sometimes present in