Is Hydrogen Flammable? (A Comprehensive Overview)

Is Hydrogen Flammable? Hydrogen gas (H2) is extremely flammable and explosive. Hydrogen gas is classified by the National Fire Protection Association standards with a flammability degree of 4 (the highest in this system). The flammability range of hydrogen  in air, that is the volumetric ratio range within which it can easily catch on fire, has … Read more