▲Depending on the area, sometimes these workers have to deal with some large animals in addition to the traffic on the road.

▲Well, you know what goes through the sewage system, right?

▲If you've ever been to a large event were these are used, you know how gross they can get. But someone has to clean them.

▲Someone has to preserve them so they can then be dissected by students.

▲This is where waste animal products end up. Can you imagine the smell?

▲Giving bulls a "helping hand" might not sound very appealing, but some people make a living doing it.

▲Deer pee is used for hunting and it's actually big business.

▲They might be a pest in some places, but science needs them too, so someone has to take care of the breeding.

▲Yes, people are paid to do this. It might be a bit gross sometimes, but at least it's just food.

▲This one is both gross and dangerous. Can you imagine the amount of disgusting things these professionals have to handle every day?

▲The art of preserving dead bodies is an ancient one. Though it still sends shivers down many people's spines.

▲This "backside doctor" specializes in conditions of the colon and rectum, among others.

▲If the thought of maggots is revolting, imagine having to work with thousands of them!

▲Once all the forensic investigators are done with their job, someone has to clean up the mess.

▲The smell of your farts can indicate a number of health issues, so professional fart smellers are actually a thing!

▲Many amusement parks with roller coasters have people that specialize in this stomach-churning task.

▲Bugs are essential in determining how long a person has been dead. These professionals come in handy during criminal investigations.

▲Imagine diving into the dirtiest contaminated water, filled with all sorts of trash, where you risk catching a number of diseases.

▲This is basically someone who examines farm animals' feces.

▲These professionals have to deal with people suffering from a number of different foot problems, from ingrown toenails to fungus.

▲It can get pretty gory in slaughterhouses. And being surrounded by dead animals every day doesn't sound great either.

▲Operating machinery in a landfill might sound somewhat fun, if it wasn't for the fact that you'd be moving piles of (potentially dangerous) garbage.

▲Another classic. Handling garbage is never a pleasant experience.

▲One of the techniques a chicken sex*r uses is to check a chick's "rear" to determine whether it's male or female.

▲Historically, one of the dirtiest jobs in the world. Despite technological advancements, it can still get pretty dirty.

▲When a septic tank is broken, someone has to fix it.

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These professionals look at causes and effects of diseases and injuries. They play an important role in autopsies.

▲Have you ever wondered how deodorant companies test their products? Here's one of their methods.

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We're all familiar with the expression "it's a dirty job, but someone's got to do it." And this is exactly what happens in reality. It doesn't matter how revolting a job is, someone will indeed have to do it.

Blood, feces, dead animals, and dead humans, these don't resemble the reality for most of us at work. Can you imagine, for instance, what a slaughterhouse smells like without feeling instantly nauseous? Well, some people work in this and other equally gross environments.

Click through the gallery and see if you could stomach any of these disgusting jobs.