Varies due to the size of airport but a large hub
security, safety, above ground crew, below wing crew, mechanics, baggage, person support, tug, Follow me, maintenance runways/aprons, bus drivers, fuel, waste, catering marshals, landscaping, building maintenance, First Aid, - This is just ground air side
it is divided into 18 different departments.
Generally, an organization's departments focus on these functions:ProductSales and MarketingFinanceAdministration
-airport firefighters, hazardous materials technician , technician rescuer, and wildland firefighter
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In the USA there are 356 Cabinet Departments
Stewarding
There is no one answer. Different departments issue different guns.
The government in the United Kingdom is made up of 24 Ministerial Departments and their executive agencies. It also has an 26 additional non-Ministerial Departments.
It means you are at the wrong airport.
They are in different cities.
Each airport has a different code, so you will have to look up the city/airport.
Different departments wear different colored uniforms,