Nitrous oxide Nitrous oxide Nitrous oxide, commonly known as laughing gas or nitrous, is a chemical compound, an oxide of nitrogen with the formula . At room temperature, it is a colourless non-flammable gas, with a slight metallic scent and taste. At elevated temperatures, nitrous oxide is a powerful oxidizer similar to molecular oxygen. It is soluble in water. Nitrous oxide has significant medical uses, especially in surgery and dentistry, for its anaesthetic and pain reducing effects. Its name "laughing gas", coined by Humphry Davy, is due to the euphoric effects upon inhaling it, a property that has led to its recreational
Stop Laughing...This Is Serious Stop Laughing...This Is Serious Stop Laughing...This Is Serious is a conversational-style Australian television documentary program which debuted in 2015 on the ABC. The first season of three episodes is narrated by Eric Bana and features 63 well-known comedians and actors who analyse the history of comedy in Australia and relive their own experiences. It includes Barry Humphries, Andrew Denton, Adam Hills, Shaun Micallef, Garry McDonald, Magda Szubanski and Paul Hogan. The second season screened in 2017. Its title references a famous 1933 cartoon by Stan Cross. Narrator: Eric Bana Participants: Adam Hills, Andrew Denton, Andrew Knight, Austen Tayshus, Barry Humphries,