OHS Occupational Health and Safety
Work Health and Safety (WHS) laws have replaced the occupational health and safety (OHS) laws. Refer to your state regulator for more information on when this was implemented.
WHS Work Health and Safety
Harmonisation The formal agreement made between the Commonwealth and all States and Territories to have one nationally consistent set of laws covering health and safety at work.
PCBUs Persons Conducting a Business or Undertaking.
Officer People who can make decisions that significantly affect a business or undertaking.
Worker Any person who carries out work for a ‘person conducting a business or undertaking’.
PPE Personal Protective Equipment
Notifiable incident An incident involving the death of a person, serious injury or illness of a person or a dangerous incident.
Hazard Any source of potential damage, harm or adverse health effects on something or someone under certain conditions at work.
Risk Risk is the chance or probability that a person will be harmed or experience an adverse health effect if exposed to a hazard.

(WorkCover Authority of NSW, 2012)