There is a show called "Rescue Me", on FX, which purports to be about firefighters.
A group of firefighters who are assigned to a truck or engine would be called a "company".
Absolutely! Firefighters see things that shouldn't be seen. Luckily there is something called CISD (Critical Incident Stress Debriefing) where firefighters discuss with other firefighters and professionals where they can talk things out and it normally helps the mental health of firefighters.
A fireman's
Both males and females are called firefighters.
newsies
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The south was called the confederates.
They were called Boers.
There is no standard collective noun for firefighters, in which case a noun that suits the situation can be used; for example a crew of firefighters, a squadron of firefighters, a team of firefighters, etc.
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