This unit of competency covers the skills and knowledge required to recognise and respond to an incident (except for fire/explosion) to provide an appropriate first response. This unit of competency applies to operators who are required to respond to an incident, such as a leak, spill or other incident. The worker is not expected to deal with the emerging incident, but to provide an initial first response in order to contain the incident and/or secure the immediate area in order to minimise resultant damages and loss. In this unit it is assumed that the worker is acting according to established workplace procedures.This unit of competency applies to an individual working alone or as part of a team or group and working in liaison with other shift team members and the control room operator, as appropriate.Organisations within the chemical, hydrocarbons and refining industries may find themselves falling under the provisions of various Major Hazard Facilities legislation. In developing this unit consideration has been given to the requirements of Sections 8 and 9 of the National Standard for the Control of Major Hazard Facilities [NOHSC:1014 (2002)] and the National Code of Practice for the Control of Major Hazard Facilities [NOHSC:2016 (1996)].No other licensing, legislative or certification requirements apply to this unit at the time of publication.