ABSTRACT
This paper starts with a Theoretical Background in which some definitions are clarified with more detail in order to achieve a better understanding of what is explained in the following topics. In Methodology the workplace is described and some parameters, techniques and instruments used in this study and their functions are specified. Additionally, all the methods and calculations are properly explained. The next section is Results and Discussion in which the results of the study are presented and interpreted. Finally, some possible solutions are pointed out and the appropriate conclusions are drawn.
