Munitions workers were the dangerous jobs. They had to encounter with many dangerous weapons. One mistake and the whole factory blows up. Many toxic dust will harm you suck as blinding you for the whole day and changing your skin colour. Their lives changed and they were more independent, earning money, becoming more visible and being part of the army.
Nurses, this is one of the popular jobs in World War 1. They had to treat injured soldiers and give them medicine. Stay a trench behind the front line. This was dangerous standing behind the front line because shells and machine guns can be fired and the shrapnel that comes and of the shell might fly in to the trench behind the front line.