Tutorial+Two

**Tutorial Two:**
 Physical Ergonomics involves the study of human interaction with physical activities. Areas of study includes human anatomical, anthropometric, physiological and biomechanical. Cognitive Ergonomics involves the study of the interaction of mental processes such as perception and memory among humans and systems. Organizational Ergonomics involves the study of organizational structures and processes and devising means to make them more efficient. Areas of study include communication, cooperative work, quality management and virtual organizations. Case Study 4: Wet Mopping Additional Recommendation:  The use of janitorial machines such as mechanized/automatic floor cleaners will reduce the physical demands, labour and long term cost of the cleaning operations.  An example of a product that is sound ergonomically sound are supported mouse pads that aide the wrist from hurting on long periods of computer use. ErgoRest Mouse Pad: http://www.enablemart.com/Catalog/Rests/ErgoRest-Mouse-Pad

 Study on the effect of supported mouse pads on long periods of computer use: http://www.surl.org/usabilitynews/72/pdf/Usability%20News%2072%20-%20Slocum.pdf