How ammonia manufactured industrially?

Ammonia is used in the manufacture of such things as :

Fertilisers, such as ammonium sulfate, ammonium nitrate, ammonium hydrogen phosphate, and urea.

Nitric acid, which is used to manufacture

Ammonium nitrate fertiliser.

Dyes.

Fibres and plastics.

Explosives, such as ammonium nitrate, trinitrotoluene (TNT) and nitroglycerine.

Cyanides, which are used to manufacture synthetic polymers, such as nylon and acrylics.

Extract gold from ore bodies.