Knowledge of specific physical hazards encountered in workplaces as well as skills in determining associated risk exposure and harm reduction, are critical components of OHSE professional practice and their responsibility to the common good, the environment and society. In this unit students will learn how exposure to hazards such as noise, thermal comfort, hazardous chemicals, confined spaces, infectious agents, asbestos, electricity, plant, and hazardous wastes may impact workers' and others' health, and the environment.