http://www.zhenxingchemical.net - Nitric acid is a highly corrosive and toxic strong acid that is colorless when pure. Nitric acid can passivate iron without continuing corrosion. This is a colorless or yellow transparent liquid oil. It is a very unstable substance that will attack at high temperatures and produce gas decomposition. The volume of gas expansion creates a sudden and violent explosion. Therefore, nitroglycerin is a high explosive. Nitrification military explosives contain more trinitrotoluene. It is made by reacting toluene with nitric acid and strong sulfuric acid. It is a yellow flake, explosive, stable in medicine and low in hygroscopicity. It is used for mining of shells, grenades, mines and torpedoes. It can also be used for blasting operations.