Burning brightly in 4th of July pyrotechnic displays is the powerful catalyst manganese dioxide. It is used in fireworks as an oxygen source for brighter lights and as a catalyst in whistling rockets. Versatile MnO2 is also used as a depolarizer in dry cell batteries and as a colorant in kiln-dried pottery.
Learn more about this molecule from CAS, the most authoritative and comprehensive source for chemical information.
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