Flammable, explosive oil produced by the action of nitric and sulphuric acids on glycerol. Although poisonous, it is used in cardiac medicine. It explodes with great violence if heated in a confined space and is used in the preparation of dynamite, cordite, and other high explosives. It was synthesized by the Italian Ascanio Soberro in 1846, and is... Found on https://www.encyclo.co.uk/local/21221