Eyes on OSH - Usability Testing with Eye-Tracking and User Preference Rating Norfarhana Abdollah, Soo Shi Tzuaan, Ashok Sivaji, Product Quality & Reliability Engineering, MIMOS Berhad, Technology Park Malaysia, 57000, Kuala Lumpur, Malaysia {norfarhana.abdollah, soo.st, ashok.sivaji} @mimos.my Abstract. Occupational Safety and Health (OSH) is significant for all personnel engaged in work or employment. OSH websites is as well important as it should be relevant to educate the workers to be aware of any hazard or inconvenience act that may jeopardize their health and safety in workplace. This study is conducted to evaluate three OSH websites which are DOSH, NIOSH and OSHA using eye-tracker equipment to collect usability data. This paper is an extended version of our previous submitted paper which reported the details of methodology and results of usability testing conducted for these three websites. This paper reports the satisfaction results obtained from user’s subjective preferences. The satisfaction data is represented into rating percentage and word clouds. This paper also concludes the results of OSH website usability in terms of user satisfaction and preferences with recommendations on further research on usability for OSH domain. Keywords: Usability testing, Satisfaction, OSH, Effectiveness, Efficiency, ISO/IEC 25010 1 Introduction Occupational Safety and Health (OSH) is a domain area concerned to protect the health, safety and welfare of all personnel engaged in work or employment. Cited from [1], Occupational Safety and Health Act 1970 is officially authorized with the purpose to guarantee safe and healthful working conditions for working men and women; by authorizing enforcement of the standards developed under the Act; by assisting and encouraging the governments in their efforts to assure safe and healthful working conditions; by providing for research, information, education, and training in the field of occupational safety and health; and for other purposes. Over years, various changes in workplace environment have taken into place such as globalization of many industries, work time scheduling, rapid growth of technology usage in workplace as well as various resources used and expanded. These changes may affect the workplace and workers in such ways that may cause hazard to them. Thus, OSH sets out responsibilities of workplace parties and their worker's rights by establishing procedures for dealing with workplace hazards.