In the end it's all supply and demand, there is no causal connection between low pay and dangerous/disgusting work, quite the opposite. If a job is dangerous or

In the end it's all supply and demand, there is no causal connection between low pay and dangerous/disgusting work, quite the opposite. If a job is dangerous or disgusting and still low paid, it just means that the barrier to entry is even lower. Anyone with two arms and legs can be a janitor.