alt Hacker NewsMaybe? Firefighting is extremely physically demanding, which is why you'll often see firehouses with built in gym, and rarely see a fat fire fighter. So that physical capability can be used in other circumstances.
Also, firefighters need to know how to dismantle a house quickly to support their operations. So if the door needs to come off the hinges to get grandma down the stairs, firefighters will be prepared for that and have it done in 30 seconds
Sure. And that's carrying someone out of a burning building. Most of the time the building you're getting someone out of isn't burning and you don't need someone trained to fight fires to do that and that person will cost less to employ.