and European Skills, Competences, Qualifications and Occupations, the profession of a cleaner can be divided into:

* 9112.6 - train cleaner: "Train cleaners keep the interiors of trains tidy and clean. They clean out the bins in the different compartments, and perform other cleaning activities such as hoovering, mopping and deep cleaning."
* 9123.1 - window cleaner: "Window cleaners use cleaning tools such as sponges and detergents