It refers to the chemical used in cleaning which has the ability to kill microorganisms especially pathogens

The act or process of removing dirt from tools, containers and farm facilities.

A sound state of the body and mind of the worker that enables him or her to perform the job normally

The physical or environmental conditions of work which comply with the prescribed Occupational Health Safety (OHS) standards and which allow the workers to perform their job without or within acceptable exposure to hazards.

Anything that causes harm or injury to a person in a workplace.