Ammonium Dichromate - Applications

Ammonium Dichromate is a strong Oxidiser and is commonly used for pyrotechnic compositions as a catalyst - On its own it will burn, without a fuel source - The classic table top volcano is an excellent example of this.
In days gone by it was commonly used in photography and lithography.
It is a good source of pure Nitrogen in the laboratory, along with its uses as a catalyst for catalytic oxidation of ammonia.
It is still used as a mordant for setting dyes.
It is used in the manufacture of photosensitive films acting as the photoactive site.